Flow price: --
b5a825e9abeea9b67f397146932056542baa4308baac340d1f41fd30065eb985

Transaction

Hash: b5a825e9abeea9b67f397146932056542baa4308baac340d1f41fd30065eb985
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:
  --> b5a825e9abeea9b67f397146932056542baa4308baac340d1f41fd30065eb985:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
b5a825e9abeea9b67f397146932056542baa4308baac340d1f41fd30065eb985
Status:
ERROR
Block height:
40225102
Block id:
8166fc8cc6fc7e99e1bf235da392a037bbc4b1fd011d82f43b2c04daf14102ad
Timestamp:
Thursday 3 November 2022 at 13:22:32 UTC
()
Proposer:
Authorizers:
Gas used:
22