Flow price: --
1846cfc1a79216570872e5cb17213baac6c730ab4aa635c7689e2c9b85fada78

Transaction

Hash: 1846cfc1a79216570872e5cb17213baac6c730ab4aa635c7689e2c9b85fada78
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1846cfc1a79216570872e5cb17213baac6c730ab4aa635c7689e2c9b85fada78:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1846cfc1a79216570872e5cb17213baac6c730ab4aa635c7689e2c9b85fada78
Status:
ERROR
Block height:
39997583
Block id:
304ec665c783477731c2ee5b159c33a9eb6f5778658fc6d458e6d5d47685f83a
Timestamp:
Sunday 30 October 2022 at 16:47:37 UTC
()
Proposer:
Authorizers:
Gas used:
49