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MAP M1.4.12: FATAL_ERROR:x4kma:x4kmaclkbuf.c:591:1.25 - No input sig on CLKBUF inst_name.
Keywords: MAP, FATAL_ERROR, x4kma, xk4maclkbuf, CLKBUF, BUFG.
Targetting a 4000E or Spartan device with M1.4.12, MAP may
return with the following error message.
FATAL_ERROR:x4kma:x4kmaclkbuf.c:591:1.25 - No input sig on
This is known MAP issue that concerns driving a global buffer
with an internally-generated signal.
There will be a patch released soon to address this issue. In
the meantime, please use the workaround below.
Also, this has been resolved in the the next release of M1.
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