Flow price: --
8500c1b8d6bdeb44caa7f953be957ef8f2e57f85a5d7ca80880bdce7edb26503

Transaction

Hash: 8500c1b8d6bdeb44caa7f953be957ef8f2e57f85a5d7ca80880bdce7edb26503
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:
  --> 8500c1b8d6bdeb44caa7f953be957ef8f2e57f85a5d7ca80880bdce7edb26503:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
8500c1b8d6bdeb44caa7f953be957ef8f2e57f85a5d7ca80880bdce7edb26503
Status:
ERROR
Block height:
40181599
Block id:
b2fa6de997d7456ae7cf94e21d5a8ad714f991f7ed8670eb55f0b14ea7fc59bf
Timestamp:
Wednesday 2 November 2022 at 20:31:56 UTC
()
Proposer:
Authorizers:
Gas used:
24