Flow price: --
94c2586b5a7b0c2c42f4f5f63c66e9d2558c2d6d0e10a24a9fe039b872943dcf

Transaction

Hash: 94c2586b5a7b0c2c42f4f5f63c66e9d2558c2d6d0e10a24a9fe039b872943dcf
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 94c2586b5a7b0c2c42f4f5f63c66e9d2558c2d6d0e10a24a9fe039b872943dcf:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
94c2586b5a7b0c2c42f4f5f63c66e9d2558c2d6d0e10a24a9fe039b872943dcf
Status:
ERROR
Block height:
40623446
Block id:
0da61ce97e25cc548126a5be278bebe93e8e125bf9064f069223f0c06870734d
Timestamp:
Thursday 10 November 2022 at 04:48:00 UTC
()
Proposer:
Authorizers:
Gas used:
23