@joinski @superMDMArio can you pastebin your files:
/recalbox/share/system/configs/PCSX2/logs/emuLog.txt
personnally, i get inside :
OpenGL information. GPU: Mesa DRI Intel(R) HD Graphics 520 (Skylake GT2) . Vendor: Intel Open Source Technology Center. Driver: (Core Profile) Mesa 18.1.4
INFO: GL_EXT_texture_filter_anisotropic is available
INFO: GL_ARB_gpu_shader5 is available
INFO: GL_ARB_viewport_array is available
INFO: GL_ARB_shader_image_load_store is available
INFO: GL_ARB_clear_texture is available
INFO: GL_ARB_direct_state_access is available
INFO: GL_ARB_texture_barrier is available
INFO: GL_ARB_get_texture_sub_image is available
Current Renderer: OpenGL (Hardware renderer)
No extenstion supported to get available memory. Use default value !
Available VRAM/RAM:3840MB for textures
in case of problem, you should get
ERROR: xxx is NOT SUPPORTED