Disable execution of output nodes as long as no path was configured

genericworkflownodes / GenericKnimeNodes

Base package for GenericKnimeNodes

https://github.com/genericworkflownodes/GenericKnimeNodes

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Disable execution of output nodes as long as no path was configured #71

Closed aiche closed 11 years ago

aiche commented 11 years ago

Currently it is possible to add an output node to the workflow, connect it, and directly execute it without configuring an output file. This leads to a NullPointerException.