RapidIO II IP Core Compilation May Fail With Undefined Entity Message - RapidIO II IP Core Compilation May Fail With Undefined Entity Message Description Compilation of the 12.1 software release version of the RapidIO II IP core fails with an error message about an undefined entity altera_rapidio2_top_with_reset_ctrl file. Resolution To avoid this issue, upgrade to the Quartus II software v12.1 SP1 release or later, and regenerate your RapidIO II IP core variation in the upgraded software. This issue is fixed in version 12.1 SP1 of the RapidIO II MegaCore function. Custom Fields values: ['novalue'] Troubleshooting novalue True ['novalue'] ['FPGA Dev Tools Quartus II Software'] 12.1.1 12.1 ['Programmable Logic Devices'] ['novalue'] ['novalue'] ['novalue']