{"issue":{"title":"Pipeline validation fail","user":{"login":"dlogan","id":1225595,"url":"https://api.github.com/users/dlogan","avatar_url":"https://secure.gravatar.com/avatar/728cb63a6e4bc62deba9f40ddca31314?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","gravatar_id":"728cb63a6e4bc62deba9f40ddca31314"},"created_at":"2011-12-01T19:20:56Z","milestone":null,"state":"open","updated_at":"2011-12-27T18:35:42Z","labels":[{"name":"current","url":"https://api.github.com/repos/CellProfiler/CellProfiler/labels/current","color":"e10c02"}],"id":2418543,"closed_at":null,"pull_request":{"patch_url":null,"html_url":null,"diff_url":null},"html_url":"https://github.com/CellProfiler/CellProfiler/issues/247","body":"If a LoadImages channel name assignment is changed, downstream modules that use the original channel are not flagged and allowed to run.  But when the pipeline gets there, an error occus.\r\n\r\nExample PIPELINE (Uses SVN 11675):\r\nhttps://imageweb.broadinstitute.org/imaging/analysis/2010_05_18_Malaria_Liver_Infection_Bhatia_Lab/pipelines/PIPE_Initial_IAD_2011_12_01_11675_BAD.cp\r\n\r\nThe Identify PrimaryObjects module uses the \"DAPI\" channel, however DAPI is no longer an input channel (though it used to be).  But the point is that I expected pipeline validation to catch this.","number":247,"url":"https://api.github.com/repos/CellProfiler/CellProfiler/issues/247","comments":1,"assignee":{"login":"LeeKamentsky","id":660469,"url":"https://api.github.com/users/LeeKamentsky","avatar_url":"https://secure.gravatar.com/avatar/1bfb3821f416339b291b6f3b0102689c?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","gravatar_id":"1bfb3821f416339b291b6f3b0102689c"}},"comment":{"user":{"login":"LeeKamentsky","id":660469,"url":"https://api.github.com/users/LeeKamentsky","avatar_url":"https://secure.gravatar.com/avatar/1bfb3821f416339b291b6f3b0102689c?d=https://a248.e.akamai.net/assets.github.com%2Fimages%2Fgravatars%2Fgravatar-140.png","gravatar_id":"1bfb3821f416339b291b6f3b0102689c"},"created_at":"2011-12-27T18:35:42Z","updated_at":"2011-12-27T18:35:42Z","id":3283972,"body":"I'll have to ask you about this one. I opened 11675 in Linux (after not being able to recreate this on my Windows machine) and replaced the \"Nuclei\" channel name with DAPI. CorrectIlluminationCalculate immediately is flagged as being in error and IdentifyPrimaryObjects' flag is removed. If I type in \"Nuclei\", the flags revert.","url":"https://api.github.com/repos/CellProfiler/CellProfiler/issues/comments/3283972"},"action":"created"}