Attempts to export a ZMF CMN990 report fail with no visible error messages being issued to the user. An 'Unhandled event loop exception/java.lang.NullPointerException' error message can be seen in the workspace .log file. At least some other reports, e.g. a CMN110 report, can be saved without any problems.

Full article: https://portal.microfocus.com/s/article/KM000016877