Flow price: --
150e3fdab0f670f5c1217c92b058f7f758aa4a18970dae31ea28f0ab42e6e3f4

Transaction

Hash: 150e3fdab0f670f5c1217c92b058f7f758aa4a18970dae31ea28f0ab42e6e3f4
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:
  --> 150e3fdab0f670f5c1217c92b058f7f758aa4a18970dae31ea28f0ab42e6e3f4:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
150e3fdab0f670f5c1217c92b058f7f758aa4a18970dae31ea28f0ab42e6e3f4
Status:
ERROR
Block height:
40590801
Block id:
a428a81992d2b031e396df0304773c61ce765713da5f1748ca2adbb9bd5eb4a4
Timestamp:
Wednesday 9 November 2022 at 15:27:37 UTC
()
Proposer:
Authorizers:
Gas used:
23