Flow price: --
f400235a6b6a7d1878fc37f0ffd1b66dfccff3a5bf16823b2a5dd5866ea61ff3

Transaction

Hash: f400235a6b6a7d1878fc37f0ffd1b66dfccff3a5bf16823b2a5dd5866ea61ff3
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:
  --> f400235a6b6a7d1878fc37f0ffd1b66dfccff3a5bf16823b2a5dd5866ea61ff3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f400235a6b6a7d1878fc37f0ffd1b66dfccff3a5bf16823b2a5dd5866ea61ff3
Status:
ERROR
Block height:
41452476
Block id:
743038645adc301cd733a8af1d1dd367a886b992079e64c4f1a8bcda344abc01
Timestamp:
Wednesday 23 November 2022 at 19:05:10 UTC
()
Proposer:
Authorizers:
Gas used:
23