[Lazarus] TFilestream raises exception class 'External SIGSEGV'

[Sergei Gorelkin]

Dave Coventry wrote:

> ...
> Do TFileStream objects not have to be freed?
> 
TFileStream's have to be freed. Your problem is most probably caused by 
memory
corruption somewhere in the skipped part of code. Once the heap is 
corrupt, any operation that involves allocating or freeing memory may 
end up with a random fault (but most often, with a SIGSEGV).

Regards,
Sergei