Flow price: --
3b7f29531aee30f7053bf01939bbcbc419dc801049091c52a99a8f1e8d4c6e7c

Transaction

Hash: 3b7f29531aee30f7053bf01939bbcbc419dc801049091c52a99a8f1e8d4c6e7c
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:
  --> 3b7f29531aee30f7053bf01939bbcbc419dc801049091c52a99a8f1e8d4c6e7c: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:
3b7f29531aee30f7053bf01939bbcbc419dc801049091c52a99a8f1e8d4c6e7c
Status:
ERROR
Block height:
40193492
Block id:
ad4aef92a5f29f0acda3cde882b32bbe2d2e79b09f6e03c89127f563225c3c10
Timestamp:
Thursday 3 November 2022 at 01:08:29 UTC
()
Proposer:
Authorizers:
Gas used:
23