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A1.5/F1.5 Map - FATAL_ERROR:baste:bastencdf - Error in attempt to create BELs.
Virtex mapper will fail with the following fatal error when all slices
are trimmed. In the case seen here, nothing but IOBs were left.
Map fails with:
FATAL_ERROR:baste:bastencdf - Error in attempt to
The source of the trimming needs to be corrected. A short term fix is to map with
the -u switch (don't trim unused logic) or to use noclip attributes on key nets
that are involved in the trimming:
NET <net name> S ;