Flow price: --
a943f66e730876f787e135e52c39681ce8e18f42db3a263e142780ad9a76c976

Transaction

Hash: a943f66e730876f787e135e52c39681ce8e18f42db3a263e142780ad9a76c976
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:
  --> a943f66e730876f787e135e52c39681ce8e18f42db3a263e142780ad9a76c976:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
a943f66e730876f787e135e52c39681ce8e18f42db3a263e142780ad9a76c976
Status:
ERROR
Block height:
40639996
Block id:
78f263a1e6cc5ad9b428944623117ac113877254ca7b2aca33e5484827bc42a1
Timestamp:
Thursday 10 November 2022 at 11:35:27 UTC
()
Proposer:
Authorizers:
Gas used:
22