This error may be seen during compilation with Intel® Quartus® Prime Pro Edition Software version 21.1 and Intel® Quartus® Prime Pro Edition Software version 21.2.
A patch is available to fix this problem for the Intel® Quartus® Prime Pro Edition Software version 21.1 and Intel® Quartus® Prime Pro Edition Software version 21.2.
Please follow the steps below:
(1) Download and install the patch from the appropriate link below.
(2) Recompile your design.
For the Intel® Quartus® Prime Pro Edition Software version 21.1,
Download Intel® Quartus® Prime Pro Edition software version 21.1 Patch 0.42 for Windows (.exe)
Download Intel® Quartus® Prime Pro Edition software version 21.1 Patch 0.42 for Linux (.run)
Download the Readme for Intel® Quartus® Prime Pro Edition software version 21.1 Patch 0.42 (.txt)
For the Intel® Quartus® Prime Pro Edition Software version 21.2,
Download Intel® Quartus® Prime Pro Edition software version 21.2 Patch 0.29 for Windows (.exe)
Download Intel® Quartus® Prime Pro Edition software version 21.2 Patch 0.29 for Linux (.run)
Download the Readme for Intel® Quartus® Prime Pro Edition software version 21.2 Patch 0.29 (.txt)
This issue will be fixed in Intel® Quartus® Prime Pro edition version 21.3 and onwards.