X-Git-Url: https://git.arvados.org/arvados.git/blobdiff_plain/b7f67c80916c2efa0c234ab5f4e92c24d47223c5..c5fa3f7b2faea363cf73c7e4a2880086c7c9e4f0:/sdk/cli/bin/arv-run-pipeline-instance

diff --git a/sdk/cli/bin/arv-run-pipeline-instance b/sdk/cli/bin/arv-run-pipeline-instance
index b70fd7dad6..63313fc808 100755
--- a/sdk/cli/bin/arv-run-pipeline-instance
+++ b/sdk/cli/bin/arv-run-pipeline-instance
@@ -445,6 +445,9 @@ class WhRunPipelineInstance
         if value.nil? and
             ![false,'false',0,'0'].index parameter[:required]
           if parameter[:output_of]
+            if not @components[parameter[:output_of].intern]
+              errors << [componentname, parametername, "output_of refers to nonexistent component '#{parameter[:output_of]}'"]
+            end
             next
           end
           errors << [componentname, parametername, "required parameter is missing"]