diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8256c1036aabdbd1f9df76bf87ad205c1511ab6b..ab6030b2a21c40c0bc74e6eec95cfc822b117928 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1205,6 +1205,10 @@ voip-be-on-merge-request:
 
   - job_id=$(python3 ci/get_id_of_last_job_occurence.py $CI_COMMIT_REF_NAME $CI_JOB_NAME $CI_PROJECT_ID)
   - echo $job_id
+  # TODO: remove. This is a hack to try out if the complexity history can be brought back.
+  # hack: explicitly set the id of the last succesful job which has all the artifacts
+  # this will only work for stereo, but just to try out if things work at all...
+  - if [ "$JOB_ID_INJECT" != "" ]; then job_id=$JOB_ID_INJECT; fi
   - curl --request GET "https://forge.3gpp.org/rep/api/v4/projects/$CI_PROJECT_ID/jobs/$job_id/artifacts" --output artifacts.zip
   - unzip artifacts.zip || true # this may fail on first run, when there are no artifacts there and the zip file is actually just "404"-html
   - ls
@@ -1219,7 +1223,9 @@ voip-be-on-merge-request:
   - job_id=$(python3 ci/get_id_of_last_job_occurence.py ivas-float-update $CI_JOB_NAME $CI_PROJECT_ID)
   - echo $job_id
   - curl --request GET "https://forge.3gpp.org/rep/api/v4/projects/$CI_PROJECT_ID/jobs/$job_id/artifacts" --output artifacts_ref.zip
-  - unzip -j artifacts_ref.zip "*latest_WMOPS.csv"
+  - unzip -j artifacts_ref.zip "*latest_WMOPS.csv" || true
+  # add file to arguments only if the artifact could be retrieved to prevent error later.
+  - if [ -f latest_WMOPS.csv ]; then GET_WMOPS_ARGS="$GET_WMOPS_ARGS latest_WMOPS.csv"; fi
 
 .complexity-measurements-prepare-artifacts:
   &complexity-measurements-prepare-artifacts # prepare artifacts -> move to public directory
@@ -1247,6 +1253,7 @@ voip-be-on-merge-request:
   stage: test
   variables:
     ret_val: 0
+    GET_WMOPS_ARGS: "mem_only basop"
   timeout: 3 hours 30 minutes
   before_script:
     - *print-common-info
@@ -1267,10 +1274,12 @@ complexity-stereo-in-stereo-out:
     - .complexity-template
   rules:
     - if: $MEASURE_COMPLEXITY_LINUX
+  variables:
+    JOB_ID_INJECT: "368633"
   script:
     - in_format=stereo
     - out_format=stereo
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1281,11 +1290,13 @@ complexity-ism-in-binaural-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 1 hour
+  variables:
+    JOB_ID_INJECT: "368636"
   script:
     - in_format=ISM
     - out_format=BINAURAL
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "ISM+1 ISM+2 ISM+3 ISM+4" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "ISM+1 ISM+2 ISM+3 ISM+4" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1296,11 +1307,13 @@ complexity-ism-in-binaural_room_ir-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 2 hours
+  variables:
+    JOB_ID_INJECT: "368638"
   script:
     - in_format=ISM
     - out_format=BINAURAL_ROOM_IR
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "ISM+1 ISM+2 ISM+3 ISM+4" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "ISM+1 ISM+2 ISM+3 ISM+4" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1311,11 +1324,13 @@ complexity-ism-in-ext-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 3 hours 30 minutes
+  variables:
+    JOB_ID_INJECT: "368640"
   script:
     - in_format=ISM
     - out_format=EXT
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "ISM+1 ISM+2 ISM+3 ISM+4" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "ISM+1 ISM+2 ISM+3 ISM+4" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1326,11 +1341,13 @@ complexity-sba-hoa3-in-hoa3-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 4 hours 30 minutes
+  variables:
+    JOB_ID_INJECT: "368642"
   script:
     - in_format=HOA3
     - out_format=HOA3
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1341,11 +1358,13 @@ complexity-sba-hoa3-in-binaural-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 5 hours 30 minutes
+  variables:
+    JOB_ID_INJECT: "368643"
   script:
     - in_format=HOA3
     - out_format=BINAURAL
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1356,11 +1375,13 @@ complexity-sba-hoa3-in-binaural_room_ir-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 6 hours 30 minutes
+  variables:
+    JOB_ID_INJECT: "368645"
   script:
     - in_format=HOA3
     - out_format=BINAURAL_ROOM_IR
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1371,11 +1392,13 @@ complexity-mc-in-7_1_4-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 7 hours 30 minutes
+  variables:
+    JOB_ID_INJECT: "368647"
   script:
     - in_format=MC
     - out_format=7_1_4
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1386,11 +1409,13 @@ complexity-mc-in-binaural-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 10 hours
+  variables:
+    JOB_ID_INJECT: "368649"
   script:
     - in_format=MC
     - out_format=BINAURAL
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1401,11 +1426,13 @@ complexity-mc-in-binaural_room_ir-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 12 hours 30 minutes
+  variables:
+    JOB_ID_INJECT: "368650"
   script:
     - in_format=MC
     - out_format=BINAURAL_ROOM_IR
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1416,11 +1443,13 @@ complexity-masa-in-ext-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 15 hours
+  variables:
+    JOB_ID_INJECT: "368651"
   script:
     - in_format=MASA
     - out_format=EXT
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1431,11 +1460,13 @@ complexity-masa-in-binaural-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 16 hours
+  variables:
+    JOB_ID_INJECT: "368652"
   script:
     - in_format=MASA
     - out_format=BINAURAL
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1446,11 +1477,13 @@ complexity-masa-in-hoa3-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 17 hours
+  variables:
+    JOB_ID_INJECT: "368653"
   script:
     - in_format=MASA
     - out_format=HOA3
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1465,7 +1498,7 @@ complexity-masa-in-hoa3-out:
 #     - in_format=OMASA
 #     - out_format=EXT
 #     - ret_val=0
-#     - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+#     - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
 #     - *complexity-measurements-prepare-artifacts
 #     - exit $ret_val
 
@@ -1476,11 +1509,13 @@ complexity-omasa-in-binaural-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 18 hours
+  variables:
+    JOB_ID_INJECT: "368654"
   script:
     - in_format=OMASA
     - out_format=BINAURAL
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1491,11 +1526,13 @@ complexity-omasa-in-hoa3-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 20 hours
+  variables:
+    JOB_ID_INJECT: "368655"
   script:
     - in_format=OMASA
     - out_format=HOA3
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1506,11 +1543,13 @@ complexity-StereoDmxEVS-stereo-in-mono-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 22 hours
+  variables:
+    JOB_ID_INJECT: "368656"
   script:
     - in_format=StereoDmxEVS
     - out_format=mono
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1525,7 +1564,7 @@ complexity-StereoDmxEVS-stereo-in-mono-out:
 #     - in_format=OSBA
 #     - out_format=EXT
 #     - ret_val=0
-#     - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+#     - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
 #     - *complexity-measurements-prepare-artifacts
 #     - exit $ret_val
 
@@ -1536,11 +1575,13 @@ complexity-osba-in-binaural-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 22 hours 30 minutes
+  variables:
+    JOB_ID_INJECT: "368657"
   script:
     - in_format=OSBA
     - out_format=BINAURAL
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val
 
@@ -1551,11 +1592,13 @@ complexity-osba-in-binaural_room_ir-out:
     - if: $MEASURE_COMPLEXITY_LINUX
       when: delayed
       start_in: 25 hours
+  variables:
+    JOB_ID_INJECT: "368658"
   script:
     - in_format=OSBA
     - out_format=BINAURAL_ROOM_IR
     - ret_val=0
-    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" mem_only basop latest_WMOPS.csv || ret_val=$?
+    - bash ci/complexity_measurements/getWmops.sh "$in_format" "$out_format" $GET_WMOPS_ARGS || ret_val=$?
     - *complexity-measurements-prepare-artifacts
     - exit $ret_val