Flow price: --
9cea7cca1f7ce7674d10b33cfd7b09c779855b15b8ad3e7dfd73cec794f11017

Transaction

Hash: 9cea7cca1f7ce7674d10b33cfd7b09c779855b15b8ad3e7dfd73cec794f11017
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:
  --> 9cea7cca1f7ce7674d10b33cfd7b09c779855b15b8ad3e7dfd73cec794f11017:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
9cea7cca1f7ce7674d10b33cfd7b09c779855b15b8ad3e7dfd73cec794f11017
Status:
ERROR
Block height:
41741862
Block id:
d1b3194956a31e7b7811632198b443a7be9998e51e0963c3fc56e9fa5b38077e
Timestamp:
Monday 28 November 2022 at 10:48:49 UTC
()
Proposer:
Authorizers:
Gas used:
23