Flow price: --
3c5af36bccd0b28fc602dd4a649b302b91ea83b0c8ae70f68c12d800dcc0c692

Transaction

Hash: 3c5af36bccd0b28fc602dd4a649b302b91ea83b0c8ae70f68c12d800dcc0c692
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:
  --> 3c5af36bccd0b28fc602dd4a649b302b91ea83b0c8ae70f68c12d800dcc0c692:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
3c5af36bccd0b28fc602dd4a649b302b91ea83b0c8ae70f68c12d800dcc0c692
Status:
ERROR
Block height:
40395470
Block id:
64cb4f07d80acb8d977b21c816cee4995eb9bf4340663d7e3d1c7b5612525510
Timestamp:
Sunday 6 November 2022 at 08:45:40 UTC
()
Proposer:
Authorizers:
Gas used:
26