Flow price: --
587824d999e0aadc9987b459ed311a88c1756a2e344094d74d453ee01fa21446

Transaction

Hash: 587824d999e0aadc9987b459ed311a88c1756a2e344094d74d453ee01fa21446
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:
  --> 587824d999e0aadc9987b459ed311a88c1756a2e344094d74d453ee01fa21446:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
587824d999e0aadc9987b459ed311a88c1756a2e344094d74d453ee01fa21446
Status:
ERROR
Block height:
40637431
Block id:
48ce04cf9dc70eeee6e422740b7d8b419bc99519639307538dca6ba239457614
Timestamp:
Thursday 10 November 2022 at 10:32:23 UTC
()
Proposer:
Authorizers:
Gas used:
25