Answers Database FPGA / Design Compiler 1999.10: Synthesizing with Synopsys version 1999.10 may give UISN-27 error Record #5952 Product Family: Software Product Line: Synopsys Product Part: FPGA Compiler Problem Title: FPGA / Design Compiler 1999.10: Synthesizing with Synopsys version 1999.10 may give UISN-27 error Problem Description: Urgency: Standard General Description: After upgrading to Synopsys Design Compiler or FPGA Compiler version 1999.10, you may see the following error during the Compile stage of synthesis: Error: Error 'UISN-27' has occurred (ERR-3) Warning: Message for error 'UISN-27' not found (ERR-1) The script continues regardless of this error and synthesis is not affected. Solution 1: This can be safely ignored. Some of the UISN messages have been added to provide users with more information. However, in this case, the information message does not exist in the message list , so an error is generated. To prevent this error, open $SYNOPSYS/auxx/syn/dc.err in your favorite text editor. Be sure you have write permissions for that file and directory, and add this line immediately after UISN-26: I UISN-27 Evaluating DesignWare library utilization:\ End of Record #5952 - Last Modified: 11/17/99 17:03

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