Flow price: --
4487ff352041dc54cc138293f0f018fcb3b05506f27e1b1d277a44881e207ec1

Transaction

Hash: 4487ff352041dc54cc138293f0f018fcb3b05506f27e1b1d277a44881e207ec1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4487ff352041dc54cc138293f0f018fcb3b05506f27e1b1d277a44881e207ec1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
4487ff352041dc54cc138293f0f018fcb3b05506f27e1b1d277a44881e207ec1
Status:
ERROR
Block height:
39920749
Block id:
42e21216e69f724090ff1863f9f46a60e6e6d302ecd90b8086e7488a5d1c46e4
Timestamp:
Saturday 29 October 2022 at 10:04:44 UTC
()
Proposer:
Authorizers:
Gas used:
46