Flow price: --
f2dec9f204d27f2fd6b9cfa1b0393520ebb3e0f458e002ee54310ce7d2cabda5

Transaction

Hash: f2dec9f204d27f2fd6b9cfa1b0393520ebb3e0f458e002ee54310ce7d2cabda5
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:
  --> f2dec9f204d27f2fd6b9cfa1b0393520ebb3e0f458e002ee54310ce7d2cabda5:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f2dec9f204d27f2fd6b9cfa1b0393520ebb3e0f458e002ee54310ce7d2cabda5
Status:
ERROR
Block height:
40637428
Block id:
559e37bf41da2c78ce6bca105d99eb519edf3142655eb70b1350a0cb150e80e5
Timestamp:
Thursday 10 November 2022 at 10:32:19 UTC
()
Proposer:
Authorizers:
Gas used:
26