Flow price: --
cfaff81dfaf505c613ea2c8aaf7de5b1a9d4b9c470b56eaf485ada6602e94148

Transaction

Hash: cfaff81dfaf505c613ea2c8aaf7de5b1a9d4b9c470b56eaf485ada6602e94148
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:
  --> cfaff81dfaf505c613ea2c8aaf7de5b1a9d4b9c470b56eaf485ada6602e94148:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
cfaff81dfaf505c613ea2c8aaf7de5b1a9d4b9c470b56eaf485ada6602e94148
Status:
ERROR
Block height:
41584985
Block id:
0bfed4ad6970596bc55e437596dae2348f948dfa3ffeb553792f9b898ef1d2db
Timestamp:
Friday 25 November 2022 at 22:26:52 UTC
()
Proposer:
Authorizers:
Gas used:
23