Internal Error: Sub-system: VPR20KMAIN, File: /quartus/fitter/vpr20k/quartus_interface/ qi_common/vpr_qi_high_speed_low_power_tiles.cpp, Line: 5985 - Internal Error: Sub-system: VPR20KMAIN, File: /quartus/fitter/vpr20k/quartus_interface/ qi_common/vpr_qi_high_speed_low_power_tiles.cpp, Line: 5985 Description The Quartus® II software version 10.0 SP1 may generate this error during the fitter stage of your compilation. A patch is available to fix this problem for the Quartus II software version 10.0 SP1. Download and install Patch 1.155 from the appropriate link below: Download the Quartus II software version 10.0 SP1 Patch 1.155 for Windows (.exe) Download the Quartus II software version 10.0 SP1 Patch 1.155 for Linux (.tar) Download the Readme for the Quartus II software version 10.0 SP1 Patch 1.155 (.txt) 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']