Flow price: --
5628199638710d8670e2c5c099bdc100d7777bd71c1e488c313ebb10b47375ff

Transaction

Hash: 5628199638710d8670e2c5c099bdc100d7777bd71c1e488c313ebb10b47375ff
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 5628199638710d8670e2c5c099bdc100d7777bd71c1e488c313ebb10b47375ff: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:
5628199638710d8670e2c5c099bdc100d7777bd71c1e488c313ebb10b47375ff
Status:
ERROR
Block height:
39855166
Block id:
2a5296eec2ea76878298880deb4c00d69bebd92cee91e554efefe8e6c7687e06
Timestamp:
Friday 28 October 2022 at 07:52:20 UTC
()
Proposer:
Authorizers:
Gas used:
47