ios crash when trying to call openPaytab

[mdtechcs]

Hello @Simicart

I am facing ios app crash when trying to call openPaytab method.
uncaught exception 'NSInvalidArgumentException', reason: '-[PTFWHTTPSessionManager POST:parameters:constructingBodyWithBlock:progress:success:failure:]: unrecognized selector sent to instance

here are crash logs

2020-12-14 18:29:08.656270+0530 auctions_babel[13632:330031] -[PTFWHTTPSessionManager POST:parameters:constructingBodyWithBlock:progress:success:failure:]: unrecognized selector sent to instance 0x600000a0d1d0
2020-12-14 18:29:08.666996+0530 auctions_babel[13632:330031] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[PTFWHTTPSessionManager POST:parameters:constructingBodyWithBlock:progress:success:failure:]: unrecognized selector sent to instance 0x600000a0d1d0'
*** First throw call stack:
(
	0   CoreFoundation                      0x00007fff2043a126 __exceptionPreprocess + 242
	1   libobjc.A.dylib                     0x00007fff20177f78 objc_exception_throw + 48
	2   CoreFoundation                      0x00007fff20448c6f +[NSObject(NSObject) instanceMethodSignatureForSelector:] + 0
	3   CoreFoundation                      0x00007fff2043e666 ___forwarding___ + 1489
	4   CoreFoundation                      0x00007fff20440698 _CF_forwarding_prep_0 + 120
	5   auctions_babel                      0x000000010c2e0846 -[PTFWOperationSecretKeyValidation startSecretKeyValidationOperation] + 550
	6   auctions_babel                      0x000000010c2e04aa -[PTFWOperationSecretKeyValidation start] + 74
	7   Foundation                          0x00007fff20810be3 __NSOPERATIONQUEUE_IS_STARTING_AN_OPERATION__ + 17
	8   Foundation                          0x00007fff208106f6 __NSOQSchedule_f + 182
	9   libdispatch.dylib                   0x000000010f7e26a9 _dispatch_block_async_invoke2 + 83
	10  libdispatch.dylib                   0x000000010f7d3a88 _dispatch_client_callout + 8
	11  libdispatch.dylib                   0x000000010f7d63d6 _dispatch_continuation_pop + 557
	12  libdispatch.dylib                   0x000000010f7d57dc _dispatch_async_redirect_invoke + 779
	13  libdispatch.dylib                   0x000000010f7e55b6 _dispatch_root_queue_drain + 351
	14  libdispatch.dylib                   0x000000010f7e5f1b _dispatch_worker_thread2 + 135
	15  libsystem_pthread.dylib             0x00007fff5dcd89f7 _pthread_wqthread + 220
	16  libsystem_pthread.dylib             0x00007fff5dcd7b77 start_wqthread + 15
)
libc++abi.dylib: terminating with uncaught exception of type NSException
*** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[PTFWHTTPSessionManager POST:parameters:constructingBodyWithBlock:progress:success:failure:]: unrecognized selector sent to instance 0x600000a0d1d0'
terminating with uncaught exception of type NSException
CoreSimulator 732.17 - Device: iPhone 11 Pro Max (600010F7-44E8-4395-A44A-4B63E54448E0) - Runtime: iOS 14.0 (18A372) - DeviceType: iPhone 11 Pro Max