# \#tracker **URL:** https://community.dhis2.org/tag/tracker/1.md [Latest](https://community.dhis2.org/latest.md) · [Categories](https://community.dhis2.org/categories.md) · [Tags](https://community.dhis2.org/tags.md) --- ## [Admin tool of the week: Whitespace Remover Tool](https://community.dhis2.org/t/admin-tool-of-the-week-whitespace-remover-tool/77703)
**Author:** [@Olav](https://community.dhis2.org/u/Olav)\ **Replies:** 0\ **Last updated:** [23 October 2026 16:06 UTC](https://community.dhis2.org/t/admin-tool-of-the-week-whitespace-remover-tool/77703 "2026-10-23T16:06:51Z")
:information\_source: Admin tool of the week: this post is part of a weekly series featuring small, open-source maintenance tools from the HISP Centre for DHIS2 system administrators. Read about the series. The problem A space at the end of a name, two spaces where there should be one, or a line break hidden insid… --- ## [Change in d2:validatePattern evaluation: please review your program rules](https://community.dhis2.org/t/change-in-d2-validatepattern-evaluation-please-review-your-program-rules/77634)
**Author:** [@nancyesp](https://community.dhis2.org/u/nancyesp)\ **Replies:** 1\ **Last updated:** [22 October 2026 19:17 UTC](https://community.dhis2.org/t/change-in-d2-validatepattern-evaluation-please-review-your-program-rules/77634 "2026-10-22T19:17:19Z")
Hi everyone, We want to make you aware of a change that may affect existing program rules using d2:validatePattern. What changed The way d2:validatePattern handles escaping in regular expressions was fixed (DHIS2-21359). The fix is included in: Android Capture app 3.4.2 and later, through an update of the expressi… --- ## [\[Important\] Better nutrition support in DHIS2: WHO calculation method and ages up to 19 years](https://community.dhis2.org/t/important-better-nutrition-support-in-dhis2-who-calculation-method-and-ages-up-to-19-years/77684)
**Author:** [@marta](https://community.dhis2.org/u/marta)\ **Replies:** 0\ **Last updated:** [22 October 2026 15:03 UTC](https://community.dhis2.org/t/important-better-nutrition-support-in-dhis2-who-calculation-method-and-ages-up-to-19-years/77684 "2026-10-22T15:03:59Z")
In this DHIS2 release cycle, the HISP UiO team is focusing on improving DHIS2 support for child nutrition programs, starting with the z-score functions used in program rules (d2:zScoreWFA, d2:zScoreHFA, d2:zScoreWFH). The first improvements are now available. What is new Results aligned with WHO Anthro. The th… --- ## [Programme rule only generates UIC after saving client – DHIS2 2.42](https://community.dhis2.org/t/programme-rule-only-generates-uic-after-saving-client-dhis2-2-42/77520)
**Author:** [@jschofieldwood](https://community.dhis2.org/u/jschofieldwood)\ **Replies:** 2\ **Last updated:** [21 October 2026 13:46 UTC](https://community.dhis2.org/t/programme-rule-only-generates-uic-after-saving-client-dhis2-2-42/77520 "2026-10-21T13:46:23Z")
Hi everyone, We’re using DHIS2 2.42 and have noticed an issue with our programme rules in the Capture app. We have several Tracker programmes with rules that automatically generate a unique client identifier (UIC) by combining values from other tracked entity attributes in the registration form. Previously, the UIC … --- ## [DHIS2 Android Capture App version 3.5.0 is released](https://community.dhis2.org/t/dhis2-android-capture-app-version-3-5-0-is-released/77608)
**Author:** [@nancyesp](https://community.dhis2.org/u/nancyesp)\ **Replies:** 0\ **Last updated:** [20 October 2026 11:37 UTC](https://community.dhis2.org/t/dhis2-android-capture-app-version-3-5-0-is-released/77608 "2026-10-20T11:37:05Z")
Dear community, We are pleased to announce the release of the DHIS2 Android Capture app version 3.5.0. It adds new ways to log in securely, more terms that administrators can customize in tracker programs, improved image resizing that preserves image quality, and a clearer organisation unit selector. You can explo… --- ## [Premature "This field is required" error when a previously hidden field is made mandatory by a program rule (Capture app)](https://community.dhis2.org/t/premature-this-field-is-required-error-when-a-previously-hidden-field-is-made-mandatory-by-a-program-rule-capture-app/76072)
**Author:** [@malekpour](https://community.dhis2.org/u/malekpour)\ **Replies:** 4\ **Last updated:** [19 October 2026 15:48 UTC](https://community.dhis2.org/t/premature-this-field-is-required-error-when-a-previously-hidden-field-is-made-mandatory-by-a-program-rule-capture-app/76072 "2026-10-19T15:48:26Z")
Hi everyone, I ran into a Capture app (web) issue a couple of months back and logged it in Jira. It hasn’t been picked up yet, so I wanted to raise it here to see whether others have hit the same thing and whether anyone has found a workaround. When a data element (DE) field X is first hidden via program rule A, and … --- ## [FHIR Sync Console: a DHIS2 control panel for FHIR to DHIS2 Immunization sync](https://community.dhis2.org/t/fhir-sync-console-a-dhis2-control-panel-for-fhir-to-dhis2-immunization-sync/77531)
**Author:** [@khalilurrahman](https://community.dhis2.org/u/khalilurrahman)\ **Replies:** 0\ **Last updated:** [17 October 2026 04:01 UTC](https://community.dhis2.org/t/fhir-sync-console-a-dhis2-control-panel-for-fhir-to-dhis2-immunization-sync/77531 "2026-10-17T04:01:32Z")
Hi everyone! I’d already built a working FHIR to DHIS2 sync tool - a Node CLI that polls a FHIR server on a schedule and pulls Immunization data into DHIS2 Tracker. That’s the right shape for that job: a DHIS2 App only runs while a browser tab is open, so anything that needs to run unattended has to live outside DHIS2… --- ## [Casos Hemofilia y/o Hemoglobinopatías EN: Hemophilia / Hemoglobinopathies](https://community.dhis2.org/t/casos-hemofilia-y-o-hemoglobinopatias-en-hemophilia-hemoglobinopathies/77421)
**Author:** [@anamariaelsal](https://community.dhis2.org/u/anamariaelsal)\ **Replies:** 2\ **Last updated:** [13 October 2026 21:09 UTC](https://community.dhis2.org/t/casos-hemofilia-y-o-hemoglobinopatias-en-hemophilia-hemoglobinopathies/77421 "2026-10-13T21:09:51Z")
Estimada Comunidad Han tenido alguna experiencia implementando tracker para los casos mencionados en el título del tópico? Si es así, qué guías médicas han utilizado? Una consulta más, en caso que exista alguna experiencia, han implementado como tracker o como datos agregados? pensando particularmente en entornos hos… --- ## [3.3.1+ Android Issues with Program Rules hiding and making mandatory consistently](https://community.dhis2.org/t/3-3-1-android-issues-with-program-rules-hiding-and-making-mandatory-consistently/77368)
**Author:** [@Matthew\_Boddie](https://community.dhis2.org/u/Matthew_Boddie)\ **Replies:** 6\ **Last updated:** [13 October 2026 18:26 UTC](https://community.dhis2.org/t/3-3-1-android-issues-with-program-rules-hiding-and-making-mandatory-consistently/77368 "2026-10-13T18:26:05Z")
Using 3.4.2, 3.4.1, 3.3.1 I have a tracker program with some simple show hides based on a Boolean Yes/No DE within a single program stage. The trigger of the program rules are ${DE} and !#{DE}, and hides a number of DEs and makes others mandatory based on the DE’s response (respectively). For the example: IF DE X, … --- ## [New Release: DHIS2 Cancer Registry Toolkit in collaboration with Vital Strategies and IARC](https://community.dhis2.org/t/new-release-dhis2-cancer-registry-toolkit-in-collaboration-with-vital-strategies-and-iarc/71337)
**Author:** [@Stefano](https://community.dhis2.org/u/Stefano)\ **Replies:** 12\ **Last updated:** [13 October 2026 07:12 UTC](https://community.dhis2.org/t/new-release-dhis2-cancer-registry-toolkit-in-collaboration-with-vital-strategies-and-iarc/71337 "2026-10-13T07:12:56Z")
We are pleased to announce the release of the DHIS2 Cancer Registry Toolkit, developed in collaboration with Vital Strategies and the International Agency for Research on Cancer (IARC) to support countries in establishing and strengthening population-based cancer registration within national HMIS platforms. The to… --- ## [Excluding closed enrollments from program indicators without changing past reports](https://community.dhis2.org/t/excluding-closed-enrollments-from-program-indicators-without-changing-past-reports/77260)
**Author:** [@malekpour](https://community.dhis2.org/u/malekpour)\ **Replies:** 2\ **Last updated:** [9 October 2026 14:40 UTC](https://community.dhis2.org/t/excluding-closed-enrollments-from-program-indicators-without-changing-past-reports/77260 "2026-10-09T14:40:31Z")
Hi everyone, I’m working on a chronic-care tracker program and ran into something others might know a way to solve. Our enrollment program indicators include things like “lost to follow-up” (no visit in 12 months). The trouble is that a patient who has died also has no visits, so they end up counted as lost to follow… --- ## [Clinically significant discrepancies in DHIS2 weight-for-length/height z-score (WLZ/WHZ) calculations compared with WHO growth standards](https://community.dhis2.org/t/clinically-significant-discrepancies-in-dhis2-weight-for-length-height-z-score-wlz-whz-calculations-compared-with-who-growth-standards/77159)
**Author:** [@LEON\_LAVATSA](https://community.dhis2.org/u/LEON_LAVATSA)\ **Replies:** 1\ **Last updated:** [7 October 2026 18:18 UTC](https://community.dhis2.org/t/clinically-significant-discrepancies-in-dhis2-weight-for-length-height-z-score-wlz-whz-calculations-compared-with-who-growth-standards/77159 "2026-10-07T18:18:56Z")
Summary and impact We have identified clinically significant discrepancies between the built-in DHIS2 calculation of weight-for-length/height z-scores (WLZ/WHZ) and calculations using the WHO Child Growth Standards methodology. We discussed this with University of Oslo/DHIS2 colleagues on 23 September 2026 and were en… --- ## [Android Capture 3.4.2: sync stuck with E1005 when a HIDEFIELD program rule blanks tracked entity attributes (server 2.41.10)](https://community.dhis2.org/t/android-capture-3-4-2-sync-stuck-with-e1005-when-a-hidefield-program-rule-blanks-tracked-entity-attributes-server-2-41-10/77255)
**Author:** [@researchfd](https://community.dhis2.org/u/researchfd)\ **Replies:** 1\ **Last updated:** [6 October 2026 23:31 UTC](https://community.dhis2.org/t/android-capture-3-4-2-sync-stuck-with-e1005-when-a-hidefield-program-rule-blanks-tracked-entity-attributes-server-2-41-10/77255 "2026-10-06T23:31:54Z")
Hi everyone, I’m the DHIS2 admin for a small NGO in Panama, and I think I may have found a bug, though I’m not 100% sure, so I’d really appreciate any input. Setup Server: 2.41.10 Android Capture app: 3.4.2 Tracker program with a HIDEFIELD program rule that hides guardian attributes (Guardian Name, Guardian Cedula,… --- ## [Asynchronous import task，can't get status by given url](https://community.dhis2.org/t/asynchronous-import-task-cant-get-status-by-given-url/68541)
**Author:** [@linxd](https://community.dhis2.org/u/linxd)\ **Replies:** 7\ **Last updated:** [6 October 2026 14:18 UTC](https://community.dhis2.org/t/asynchronous-import-task-cant-get-status-by-given-url/68541 "2026-10-06T14:18:41Z")
I have done this in dhis2 2.42: :slight\_smile: URL: http://100.64.0.3:10003/dhis/api/tracker?async=true&importStrategy=CREATE\_AND\_UPDATE METHOD: POST USERNAME: admin \[HEADERS\] \[PARAMETERS\] \[CONTENT\] { “trackedEn… --- ## [Sync errors from negative decimals without a leading zero: Android Capture 3.4.2 accepts them, server rejects them](https://community.dhis2.org/t/sync-errors-from-negative-decimals-without-a-leading-zero-android-capture-3-4-2-accepts-them-server-rejects-them/77115)
**Author:** [@researchfd](https://community.dhis2.org/u/researchfd)\ **Replies:** 3\ **Last updated:** [6 October 2026 14:12 UTC](https://community.dhis2.org/t/sync-errors-from-negative-decimals-without-a-leading-zero-android-capture-3-4-2-accepts-them-server-rejects-them/77115 "2026-10-06T14:12:15Z")
Hi all, I think I’ve found a validation gap in the Android Capture app and wanted to flag it. Setup: Android Capture app 3.4.2, Android 16 (Samsung, One UI 8.5) DHIS2 2.41.9.1 Tracker program, data elements with value type Number (pediatric z-scores) What happens: If I enter .62, the app shows a formatting error… --- ## [Program Rule Expression Worked Previously but Suddenly Failed on Android Capture](https://community.dhis2.org/t/program-rule-expression-worked-previously-but-suddenly-failed-on-android-capture/76877)
**Author:** [@Mr\_jorge](https://community.dhis2.org/u/Mr_jorge)\ **Replies:** 4\ **Last updated:** [3 October 2026 22:46 UTC](https://community.dhis2.org/t/program-rule-expression-worked-previously-but-suddenly-failed-on-android-capture/76877 "2026-10-03T22:46:13Z")
Hi everyone, I’m experiencing an issue with a DHIS2 Program Rule that I’d appreciate some insight on from the community. I have a Tracker program with a multiple-choice data element. Based on the selection of a specific option (in this case, “Other – specify”), another data element should become visible. I initially… --- ## [Calendar week days display incorrectly as single character "أ" in Arabic language on Android App](https://community.dhis2.org/t/calendar-week-days-display-incorrectly-as-single-character-in-arabic-language-on-android-app/70904)
**Author:** [@Mohammed1](https://community.dhis2.org/u/Mohammed1)\ **Replies:** 7\ **Last updated:** [1 October 2026 08:02 UTC](https://community.dhis2.org/t/calendar-week-days-display-incorrectly-as-single-character-in-arabic-language-on-android-app/70904 "2026-10-01T08:02:29Z")
After updating the DHIS2 Android Capture App, the calendar component displays all week days as the same single character (“أ”) when the interface language is set to Arabic. All days of the week appear identical, making i… --- ## [Proposition d'amélioration – Intégration des opérateurs logiques (OU / ET) dans les indicateurs agrégés DHIS2](https://community.dhis2.org/t/proposition-damelioration-integration-des-operateurs-logiques-ou-et-dans-les-indicateurs-agreges-dhis2/76654)
**Author:** [@crakotondramanitra](https://community.dhis2.org/u/crakotondramanitra)\ **Replies:** 2\ **Last updated:** [1 October 2026 00:54 UTC](https://community.dhis2.org/t/proposition-damelioration-integration-des-operateurs-logiques-ou-et-dans-les-indicateurs-agreges-dhis2/76654 "2026-10-01T00:54:43Z")
J’espère que vous allez bien. Dans le cadre de nos configurations d’indicateurs pour les données agrégées de routine dans DHIS2, nous faisons face à une limite concernant les conditions logiques, les formules d’indicateurs agrégés reposant strictement sur des opérateurs arithmétiques (+, -, \*, /). Nous souhaitons vou… --- ## [Dhis2 developer and customization focus on tracker and e-register](https://community.dhis2.org/t/dhis2-developer-and-customization-focus-on-tracker-and-e-register/77047)
**Author:** [@Bezahegn](https://community.dhis2.org/u/Bezahegn)\ **Replies:** 1\ **Last updated:** [29 September 2026 14:47 UTC](https://community.dhis2.org/t/dhis2-developer-and-customization-focus-on-tracker-and-e-register/77047 "2026-09-29T14:47:29Z")
my Name is Bezahegn Zerihun Ethiopia as the dhis2 developer and implemantation adviser MOH This is a space to discuss the use of Tracker to create an eRegistry. eRegistries differ from simple Tracker implementations in that they are designed specifically to capture structured data during a patient visit --- ## [Système d'information de laboratoire – Boîte à outils d'intégration DHIS2](https://community.dhis2.org/t/systeme-dinformation-de-laboratoire-boite-a-outils-dintegration-dhis2/77122)
**Author:** [@Stefano](https://community.dhis2.org/u/Stefano)\ **Replies:** 0\ **Last updated:** [29 September 2026 07:58 UTC](https://community.dhis2.org/t/systeme-dinformation-de-laboratoire-boite-a-outils-dintegration-dhis2/77122 "2026-09-29T07:58:51Z")
Ceci est une traduction du message original: Laboratory Information System – DHIS2 Integration Toolkit - cette traduction a été réalisée automatiquement et peut contenir des erreurs. Le Centre HISP de l’Université d’Oslo, avec le soutien du CDC américain, a publié une boîte à outils destinée à l’intégration des sys… --- ## [Laboratory Information System – DHIS2 Integration Toolkit](https://community.dhis2.org/t/laboratory-information-system-dhis2-integration-toolkit/77121)
**Author:** [@Stefano](https://community.dhis2.org/u/Stefano)\ **Replies:** 0\ **Last updated:** [29 September 2026 07:58 UTC](https://community.dhis2.org/t/laboratory-information-system-dhis2-integration-toolkit/77121 "2026-09-29T07:58:43Z")
The HISP Centre at the University of Oslo, with the support of the US CDC, has published a toolkit for integrating laboratory information systems with DHIS2. The problem it addresses. Tracker programs used for case-based disease surveillance regularly need laboratory results. Sending those results electronically i… --- ## [Separate diseases on programs inside dhis2](https://community.dhis2.org/t/separate-diseases-on-programs-inside-dhis2/77106)
**Author:** [@Ponlork](https://community.dhis2.org/u/Ponlork)\ **Replies:** 1\ **Last updated:** [28 September 2026 04:23 UTC](https://community.dhis2.org/t/separate-diseases-on-programs-inside-dhis2/77106 "2026-09-28T04:23:11Z")
Dear All, I have three programs. Two are tracker, and one event program. What should I create data element of diseases? Thank you --- ## [Tracker Data Entry Issue – Character Auto-Delete/Replace in Android App](https://community.dhis2.org/t/tracker-data-entry-issue-character-auto-delete-replace-in-android-app/75906)
**Author:** [@pma](https://community.dhis2.org/u/pma)\ **Replies:** 4\ **Last updated:** [24 September 2026 12:21 UTC](https://community.dhis2.org/t/tracker-data-entry-issue-character-auto-delete-replace-in-android-app/75906 "2026-09-24T12:21:43Z")
Hi all, Our field team is reporting issues when entering data into specific fields. Every time the app internally validates a character that has been entered, it is automatically deleted. We haven’t been able to reproduce the issue, and neither has the field support team. Has anyone experienced something similar or s… --- ## [V{event\_status} in enrollment program indicator filters breaks analytics in 2.43.1](https://community.dhis2.org/t/v-event-status-in-enrollment-program-indicator-filters-breaks-analytics-in-2-43-1/76613)
**Author:** [@malekpour](https://community.dhis2.org/u/malekpour)\ **Replies:** 1\ **Last updated:** [24 September 2026 10:26 UTC](https://community.dhis2.org/t/v-event-status-in-enrollment-program-indicator-filters-breaks-analytics-in-2-43-1/76613 "2026-09-24T10:26:42Z")
Hello everyone, Following up on my earlier post about V{event\_status} missing from the program indicator variable list in 2.43, the variable turns out to have a deeper problem than a missing UI entry. On 2.43.1, it breaks analytics outright for enrollment-type program indicators. To reproduce, take an enrollment-type… --- ## [ISWE application](https://community.dhis2.org/t/iswe-application/76909)
**Author:** [@ButwhyRex](https://community.dhis2.org/u/ButwhyRex)\ **Replies:** 4\ **Last updated:** [21 September 2026 06:56 UTC](https://community.dhis2.org/t/iswe-application/76909 "2026-09-21T06:56:41Z")
I was USING ISWE import export tool I wanted to import a program stage for specific TEI without creating a new one, I tried Importing it without filling TIE \_ enrollment but it will push an error saying that its blank and I tried filling the same TEI ID i created inside the TEI\_ID section but it rejected that and creat… --- ## [BoundarySqlBuilder says "Unsupported boundary type" for data-element period boundaries in 2.43.1](https://community.dhis2.org/t/boundarysqlbuilder-says-unsupported-boundary-type-for-data-element-period-boundaries-in-2-43-1/76628)
**Author:** [@malekpour](https://community.dhis2.org/u/malekpour)\ **Replies:** 4\ **Last updated:** [20 September 2026 09:29 UTC](https://community.dhis2.org/t/boundarysqlbuilder-says-unsupported-boundary-type-for-data-element-period-boundaries-in-2-43-1/76628 "2026-09-20T09:29:16Z")
Hello, Continuing migration from v42 to v43, I’ve hit a warning on 2.43.1 which I’d like a second opinion on it. I’ve filed it as Jira, but I’m posting here because I suspect a lot of installations are quietly logging this. Analytics requests touching certain enrollment-type program indicators fill the log with: WAR… --- ## [DHIS2 for Community Health: Explore the new webpage!](https://community.dhis2.org/t/dhis2-for-community-health-explore-the-new-webpage/76669)
**Author:** [@ellen](https://community.dhis2.org/u/ellen)\ **Replies:** 3\ **Last updated:** [14 September 2026 09:28 UTC](https://community.dhis2.org/t/dhis2-for-community-health-explore-the-new-webpage/76669 "2026-09-14T09:28:53Z")
We’re pleased to share that the new DHIS2 for Community Health page is now live on the DHIS2 website! This page shows how DHIS2 supports community health workers in their daily work while bringing the data they generate into the same national systems used for facility reporting—so community-based care is visible… --- ## [DHIS2 au service de la santé communautaire : découvrez la nouvelle page Web!](https://community.dhis2.org/t/dhis2-au-service-de-la-sante-communautaire-decouvrez-la-nouvelle-page-web/76670)
**Author:** [@ellen](https://community.dhis2.org/u/ellen)\ **Replies:** 0\ **Last updated:** [9 September 2026 07:13 UTC](https://community.dhis2.org/t/dhis2-au-service-de-la-sante-communautaire-decouvrez-la-nouvelle-page-web/76670 "2026-09-09T07:13:30Z")
Ceci est une traduction du message original: DHIS2 for Community Health: Explore the new webpage! - cette traduction a été réalisée automatiquement et peut contenir des erreurs. Nous sommes ravis de vous annoncer que la nouvelle page DHIS2 for Community Health est désormais en ligne sur le site web de DHIS2 ! Ce… --- ## [Supporting Logical Operators (OR / AND) in Aggregate Indicators](https://community.dhis2.org/t/supporting-logical-operators-or-and-in-aggregate-indicators/76653)
**Author:** [@crakotondramanitra](https://community.dhis2.org/u/crakotondramanitra)\ **Replies:** 1\ **Last updated:** [9 September 2026 05:49 UTC](https://community.dhis2.org/t/supporting-logical-operators-or-and-in-aggregate-indicators/76653 "2026-09-09T05:49:53Z")
While working on indicator configurations for our routine aggregate data in DHIS2, we encountered a limitation regarding logical conditions. Currently, aggregate indicator formulas rely strictly on arithmetic operators (+, -, \*, /). We would like to propose exploring the possibility of introducing logical operators (“… --- ## [Claude Code + ChatGPT + DHIS2 Maintenance: Turning a 2–3 Day Task into 6 Hours 🚀](https://community.dhis2.org/t/claude-code-chatgpt-dhis2-maintenance-turning-a-2-3-day-task-into-6-hours/76489)
**Author:** [@Mr\_jorge](https://community.dhis2.org/u/Mr_jorge)\ **Replies:** 1\ **Last updated:** [3 September 2026 09:08 UTC](https://community.dhis2.org/t/claude-code-chatgpt-dhis2-maintenance-turning-a-2-3-day-task-into-6-hours/76489 "2026-09-03T09:08:56Z")
I recently had an interesting experience that I thought might be useful to share with the DHIS2 community, particularly for those working on configuration, maintenance, and deployment of DHIS2 programs. I needed to update a digitized DHIS2 data collection tool at very short notice. Under normal circumstances, I estima… [Next page](https://community.dhis2.org/tag/tracker/1.md?match_all_tags=true&page=1&tags%5B%5D=tracker)