After update to IOS18, my app crashed. following is the exception got from xcode: Trapped uncaught exception 'NSInvalidArgumentException', reason: '*** -[NSFileManager createDirectoryAtURL:withIntermediateDirectories:attributes:error:]: URL is nil' ( 0 CoreFoundation 0x0000000194a79098 47427277-EE15-3C17-AD68-6886B0380B5E + 540824 1 libobjc.A.dylib 0x0000000191d7b2e4 objc_exception_throw + 88 2 Foundation 0x0000000193741f48 12E17A7A-B65F-35EE-82D7-CBC31004E223 + 1154888 3 CFNetwork 0x0000000195eeb2bc FA95B718-E8EB-34BD-90FA-8FB1AFE016D6 + 164540 4 CFNetwork 0x0000000195eeac7c FA95B718-E8EB-34BD-90FA-8FB1AFE016D6 + 162940 5 libdispatch.dylib 0x000000010342a71c _dispatch_client_callout + 20 6 libdispatch.dylib 0x000000010343bf04 _dispatch_lane_barrier_sync_invoke_and_complete + 176 7 CFNetwork 0x0000000195eeaa88 FA95B718-E8EB-34BD-90FA-8FB1AFE016D6 + 162440 8 CFNetwork 0x0000000195ee9b20 FA95B718-E8EB-34BD-90FA-8FB1AFE016D6 + 158496 9 CFNetwork 0x0000000195ee95f4 FA95B718-E8EB-34BD-90FA-8FB1AFE016D6 + 157172 10 CFNetwork 0x0000000195ee907c FA95B718-E8EB-34BD-90FA-8FB1AFE016D6 + 155772 11 CFNetwork 0x0000000195ee34b0 FA95B718-E8EB-34BD-90FA-8FB1AFE016D6 + 132272 12 CFNetwork 0x0000000195f942c4 FA95B718-E8EB-34BD-90FA-8FB1AFE016D6 + 856772 13 CFNetwork 0x0000000195f94214 FA95B718-E8EB-34BD-90FA-8FB1AFE016D6 + 856596 14 CFNetwork 0x0000000195f9330c FA95B718-E8EB-34BD-90FA-8FB1AFE016D6 + 852748 15 libdispatch.dylib 0x0000000103428a30 _dispatch_call_block_and_release + 32 16 libdispatch.dylib 0x000000010342a71c _dispatch_client_callout + 20 17 libdispatch.dylib 0x00000001034325e8 _dispatch_lane_serial_drain + 828 18 libdispatch.dylib 0x0000000103433394 _dispatch_lane_invoke + 460 19 libdispatch.dylib 0x0000000103434b20 _dispatch_workloop_invoke + 2264 20 libdispatch.dylib 0x00000001034405f0 _dispatch_root_queue_drain_deferred_wlh + 328 21 libdispatch.dylib 0x000000010343fc00 _dispatch_workloop_worker_thread + 580 22 libsystem_pthread.dylib 0x000000021bddfc7c _pthread_wqthread + 288 23 libsystem_pthread.dylib 0x000000021bddc488 start_wqthread + 8 ) This app works fine until ios 18 appear. Could you help me? thanks