[Haskell-beginners] hClose: illegal operation (handle is finalized)
traviserdman at yahoo.com
Tue Aug 17 04:58:12 EDT 2010
I read in some data from a file (via decodeFile), process it, and write the
result back to a file. My last line of code is ....
encodeFile (filename++".sol") (gametype,gstree,newiterlist,newstamplist,result)
and it is all of the sudden now causing this run-time error:
mincfr: kclv5.sol: hClose: illegal operation (handle is finalized)
It has been working fine for quite a while, but now quite mysteriously gives
this error. (But obviously I have been heavily tinkering with the processing
part of the program).
If I remove the encodeFile line and instead ...
putStrLn $ show result
I get this run-time error:
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