Flow price: --
dde7b86cfcdf7aab87b90cdeabb8103298dc421f7f3c8a6e0f1449709dec21cc

Transaction

Hash: dde7b86cfcdf7aab87b90cdeabb8103298dc421f7f3c8a6e0f1449709dec21cc
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:
  --> dde7b86cfcdf7aab87b90cdeabb8103298dc421f7f3c8a6e0f1449709dec21cc: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:
dde7b86cfcdf7aab87b90cdeabb8103298dc421f7f3c8a6e0f1449709dec21cc
Status:
ERROR
Block height:
41380007
Block id:
161fff41b13a12b77fdd1259453056297068978802c6ec1e8b787eaf214c65ff
Timestamp:
Tuesday 22 November 2022 at 15:09:59 UTC
()
Proposer:
Authorizers:
Gas used:
24