Error running “jeecgsystemapplication”: the command line is too long. Shorten the command line of jeecgsystemapplication or spring boot default configuration solution:
(1) click “run” – & gt; “Edit configuration” (2) find “environment” – & gt; “Short command line” and select “jar manifest”
(3) click “apply” – & gt; Click OK 2. The “run” operation cannot be performed after importing the project, which may be caused by the idea’s failure to help download the dependency. Click “Maven” on the right side of the idea and click the button in the figure below to update the project dependency again. You can see the “run” button