Flow price: --
6c52f2d2cdc1a6de5bd6a1c5c9f310289b1852c835e35119b49093f681e41bf8

Transaction

Hash: 6c52f2d2cdc1a6de5bd6a1c5c9f310289b1852c835e35119b49093f681e41bf8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 6c52f2d2cdc1a6de5bd6a1c5c9f310289b1852c835e35119b49093f681e41bf8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
6c52f2d2cdc1a6de5bd6a1c5c9f310289b1852c835e35119b49093f681e41bf8
Status:
ERROR
Block height:
40099618
Block id:
c5e34a6414ad4aefecb50cc833202e687d865809ab0abd863e7265d79b3dc3f9
Timestamp:
Tuesday 1 November 2022 at 09:46:03 UTC
()
Proposer:
Authorizers:
Gas used:
54