diff --git a/.docker/Dockerfile b/.docker/Dockerfile
index 98f12aabb4ddf22f9375c97669e025adaed6b627..29e439b0a97505591a74e2407ba17bcc584f45e4 100644
--- a/.docker/Dockerfile
+++ b/.docker/Dockerfile
@@ -15,7 +15,8 @@ RUN rm -rf .git
 
 COPY .docker/caosdb-client.json /caosdb-client.json
 
-# build and run tests
+# Build and run tests.
+# If no other command is given to the Docker image
 CMD mkdir build && \
     cd build && \
     conan install .. -s "compiler.libcxx=libstdc++11" && \
diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 8027befbc7deb93168a888f7c3354685eb661f81..93e5484652c11d1694a21f0aee6703e56d9d879f 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -78,16 +78,12 @@ build-testenv: &build-testenv
   stage: setup
   timeout: 2h
   needs: []
-  only:
-    - pipelines
-    - schedules
-    - web
   script:
     - *env
     - docker login -u gitlab-ci-token -p $CI_JOB_TOKEN $CI_REGISTRY
 
       #build testenv image
-    - docker pull $CPPLIB_REGISTRY_IMAGE || { CPPLIB_REGISTRY_IMAGE="$CI_REGISTRY/caosdb/src/caosdb-cpplib/testenv:dev" ; docker pull $CPPLIB_REGISTRY_IMAGE ; }
+    - docker pull $CPPLIB_REGISTRY_IMAGE || { CPPLIB_REGISTRY_IMAGE="$CI_REGISTRY/caosdb/src/caosdb-cpplib/testenv:dev" ; echo "Using cpplib@dev instead."; docker pull $CPPLIB_REGISTRY_IMAGE ; }
     - docker build
       --build-arg CPPLIB_REGISTRY_IMAGE=$CPPLIB_REGISTRY_IMAGE
       --file .docker/Dockerfile
diff --git a/test/test_transaction.cpp b/test/test_transaction.cpp
index aff1c6eb5aacfcd26de096789a5cecfbcda3f2fd..2b1be4c04250c989a3f2283ad24dab438625df62 100644
--- a/test/test_transaction.cpp
+++ b/test/test_transaction.cpp
@@ -1342,11 +1342,9 @@ TEST_F(test_transaction, test_delete_string_id) {
   EXPECT_TRUE(transaction->GetStatus().IsTerminated());
   EXPECT_TRUE(transaction->GetStatus().IsError());
   const auto &results = transaction->GetResultSet();
-  EXPECT_FALSE(results.at(0).HasErrors());
   EXPECT_TRUE(results.at(1).HasErrors());
   EXPECT_EQ(results.at(1).GetErrors().size(), 1);
   EXPECT_EQ(results.at(1).GetErrors().at(0).GetDescription(), "Entity does not exist.");
-  EXPECT_FALSE(results.at(2).HasErrors());
 }
 
 } // namespace caosdb::transaction