https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/Crash-when-repeatedly-load-free-a-dll-which-calling-mkl-potrf/m-p/1079203#M22720 <P>We need to use LoadLibrary() and FreeLibrary() to dynamically load/unload a dll, which, among other things, calling mkl ?potrf() function. But the calling often ends up with a crash in a few (2 or 3) cycles.</P> <P>This problem is isolated into a tiny demo code attached below. The testDll.f90 is the code for the dll; and client.f90 does the loading, calling and freeing which is based on the dll sample code coming with the compiler.</P> <P>This crash can also be duplicated by calling from C code.</P> <P>Did I miss any critical initialisation and/or clean up function from the code?</P> <P>The code was built using Intel(R) Visual Fortran Compiler for IA-32, Version 16.0.3.207.</P> Fri, 16 Sep 2016 15:11:26 GMT a_b_4 2016-09-16T15:11:26Z https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/Crash-when-repeatedly-load-free-a-dll-which-calling-mkl-potrf/m-p/1079203#M22720 <P>We need to use LoadLibrary() and FreeLibrary() to dynamically load/unload a dll, which, among other things, calling mkl ?potrf() function. But the calling often ends up with a crash in a few (2 or 3) cycles.</P> <P>This problem is isolated into a tiny demo code attached below. The testDll.f90 is the code for the dll; and client.f90 does the loading, calling and freeing which is based on the dll sample code coming with the compiler.</P> <P>This crash can also be duplicated by calling from C code.</P> <P>Did I miss any critical initialisation and/or clean up function from the code?</P> <P>The code was built using Intel(R) Visual Fortran Compiler for IA-32, Version 16.0.3.207.</P> Fri, 16 Sep 2016 15:11:26 GMT https://community.intel.com/t5/Intel-oneAPI-Math-Kernel-Library/Crash-when-repeatedly-load-free-a-dll-which-calling-mkl-potrf/m-p/1079203#M22720 a_b_4 2016-09-16T15:11:26Z