Internal Error: Sub-system: DBMUI, File: /quartus/db/dbmui/dbmui_manager.cpp, Line: 1200 - Internal Error: Sub-system: DBMUI, File: /quartus/db/dbmui/dbmui_manager.cpp, Line: 1200 Description Due to a problem in the Quartus® II software version 13.0 SP1 and earlier, you may encounter this internal error when closing a project. This error can occur if you have used the load_report Tcl command and not used the unload_report command when done processing the report. Resolution To avoid this issue, always issue the unload_report Tcl command after processing of the report file. This problem is scheduled to be fixed in a future release of the Quartus II software. Custom Fields values: ['novalue'] Troubleshooting novalue False ['novalue'] ['novalue'] novalue novalue ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']