I found a solution for the freeze:
replace line 4370 at \bin\gmusicbrowser
redo if grep $_, @toobig;
by
#redo if grep $_, @toobig;
redo if $_ && grep $_, @toobig;
replace line 4370 at \bin\gmusicbrowser
redo if grep $_, @toobig;
by
#redo if grep $_, @toobig;
redo if $_ && grep $_, @toobig;