Flow price: --
9d5edd178a5fa43a62a0bfff759cc8fdcf20704f1d3e561d687eedd113700bc8

Transaction

Hash: 9d5edd178a5fa43a62a0bfff759cc8fdcf20704f1d3e561d687eedd113700bc8
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:
  --> 9d5edd178a5fa43a62a0bfff759cc8fdcf20704f1d3e561d687eedd113700bc8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
9d5edd178a5fa43a62a0bfff759cc8fdcf20704f1d3e561d687eedd113700bc8
Status:
ERROR
Block height:
41518512
Block id:
396f2638a27e8bd9c932ed8003e0361d9a51ad07e29099adc13ef9c05ce4a128
Timestamp:
Thursday 24 November 2022 at 20:41:17 UTC
()
Proposer:
Authorizers:
Gas used:
24