Flow price: --
1f1b8cfb566a4cb7b8ffa780ea9e7d0e4a70dad0f9a965761211635bcfb34a93

Transaction

Hash: 1f1b8cfb566a4cb7b8ffa780ea9e7d0e4a70dad0f9a965761211635bcfb34a93
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:
  --> 1f1b8cfb566a4cb7b8ffa780ea9e7d0e4a70dad0f9a965761211635bcfb34a93:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

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


Hash:
1f1b8cfb566a4cb7b8ffa780ea9e7d0e4a70dad0f9a965761211635bcfb34a93
Status:
ERROR
Block height:
41178373
Block id:
ebdcd821b6ce59a60ef868a5d3ab18f50b1d78715c519fd21ec91090b0271aa9
Timestamp:
Saturday 19 November 2022 at 08:57:54 UTC
()
Proposer:
Authorizers:
Gas used:
22