Flow price: --
f718acaf2f60ae51703e01877e3acda78a3db341a520fb1375ee56fabe140453

Transaction

Hash: f718acaf2f60ae51703e01877e3acda78a3db341a520fb1375ee56fabe140453
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:
  --> f718acaf2f60ae51703e01877e3acda78a3db341a520fb1375ee56fabe140453:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
f718acaf2f60ae51703e01877e3acda78a3db341a520fb1375ee56fabe140453
Status:
ERROR
Block height:
41500029
Block id:
a98e6ac3e0848d5a6d2de7404bc57c7adccf4ff7df99bb564ab814d057de0289
Timestamp:
Thursday 24 November 2022 at 13:32:17 UTC
()
Proposer:
Authorizers:
Gas used:
23