Flow price: --
f853eedda2376d0d1649ca6c2177b2db2cf4e7c8a97c6dd416e4f4ab7500cb37

Transaction

Hash: f853eedda2376d0d1649ca6c2177b2db2cf4e7c8a97c6dd416e4f4ab7500cb37
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:
  --> f853eedda2376d0d1649ca6c2177b2db2cf4e7c8a97c6dd416e4f4ab7500cb37:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f853eedda2376d0d1649ca6c2177b2db2cf4e7c8a97c6dd416e4f4ab7500cb37
Status:
ERROR
Block height:
41491229
Block id:
e1be932802bed47b9b3c9be3d1efe8c2132828c7c537960a13ee237453387210
Timestamp:
Thursday 24 November 2022 at 10:08:08 UTC
()
Proposer:
Authorizers:
Gas used:
23