Flow price: --
3834885e920bb60ea947db5701ba3e27f86d770c507a0e84d6341863bfd8dfef

Transaction

Hash: 3834885e920bb60ea947db5701ba3e27f86d770c507a0e84d6341863bfd8dfef
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:
  --> 3834885e920bb60ea947db5701ba3e27f86d770c507a0e84d6341863bfd8dfef: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:
3834885e920bb60ea947db5701ba3e27f86d770c507a0e84d6341863bfd8dfef
Status:
ERROR
Block height:
40288009
Block id:
39955940fabd1fa08ebb3f8f8f1d3cb89fc80d0063ecf3281ee316839e3c3709
Timestamp:
Friday 4 November 2022 at 13:41:46 UTC
()
Proposer:
Authorizers:
Gas used:
23