蛁 One important thing to mention If your resource is a rather complex structure which also contains pointers to memory you allocated during runtime you have to free them before freeing the resource itself!

Make sure you have the same libraries linked to the Sablotron library as those, which are linked with PHP. The configuration options with expat dir DIR with iconv dir DIR are there to help you specify them. When asking for support, always mention these directives, and whether there are other versions of those libraries installed on your system somewhere. Naturally, provide all the version numbers.