I don't understad, nsprefm.dll file is prefmigr for SeaMonkey, not needed for K-Meleon. This file is not included in no K-M distribution or version, after or before to GRE 1.8.1.2.
About;
"deleting there compreg.dat and xpti.dat to have them recreated after a restart,"
Yes, my exe patch do it this, because is nedded generated it with the new files.
Greetings.
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