Flow price: --
41867da968b2faffcc7e7bb791c1e31bd4cd5775b0a9b23af87f45e2eaff6753

Transaction

Hash: 41867da968b2faffcc7e7bb791c1e31bd4cd5775b0a9b23af87f45e2eaff6753
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] error caused by: 1 error occurred:
	* transaction invocation failed when executing transaction: [Error Code: 1101] cadence runtime error: Execution failed:
  --> 41867da968b2faffcc7e7bb791c1e31bd4cd5775b0a9b23af87f45e2eaff6753:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:24


Hash:
41867da968b2faffcc7e7bb791c1e31bd4cd5775b0a9b23af87f45e2eaff6753
Status:
ERROR
Block height:
40355751
Block id:
102dd615d9bbddcbaa9371125e3caa02234e1951b200edbc45e67a3be2e0369a
Timestamp:
Saturday 5 November 2022 at 16:44:25 UTC
()
Proposer:
Authorizers:
Gas used:
26