Flow price: --
25672ab77f883b64eb0f1fa94f7914e46f4bccd466a081768376601a9c1e2470

Transaction

Hash: 25672ab77f883b64eb0f1fa94f7914e46f4bccd466a081768376601a9c1e2470
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 25672ab77f883b64eb0f1fa94f7914e46f4bccd466a081768376601a9c1e2470:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
25672ab77f883b64eb0f1fa94f7914e46f4bccd466a081768376601a9c1e2470
Status:
ERROR
Block height:
39957878
Block id:
ecbfcce0b040fe833a2b94c9bee2a454922895e896dbf0872f6f181389510887
Timestamp:
Sunday 30 October 2022 at 00:55:18 UTC
()
Proposer:
Authorizers:
Gas used:
47