Flow price: --
4d37f02cd4c516d1599f4075adfd4cf36f7b3d18d74a9d91165a87e6afcf48b6

Transaction

Hash: 4d37f02cd4c516d1599f4075adfd4cf36f7b3d18d74a9d91165a87e6afcf48b6
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:
  --> 4d37f02cd4c516d1599f4075adfd4cf36f7b3d18d74a9d91165a87e6afcf48b6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
4d37f02cd4c516d1599f4075adfd4cf36f7b3d18d74a9d91165a87e6afcf48b6
Status:
ERROR
Block height:
41509812
Block id:
5bacc595748a29e44aa2c7dbdc4b9663c4a1b015dfd1764bb066c61594268aae
Timestamp:
Thursday 24 November 2022 at 17:20:06 UTC
()
Proposer:
Authorizers:
Gas used:
26