Flow price: --
d19fc0001f289a1e21a084200a430e12ce4715f81632f7584158fc5d00db9880

Transaction

Hash: d19fc0001f289a1e21a084200a430e12ce4715f81632f7584158fc5d00db9880
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> d19fc0001f289a1e21a084200a430e12ce4715f81632f7584158fc5d00db9880:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
d19fc0001f289a1e21a084200a430e12ce4715f81632f7584158fc5d00db9880
Status:
ERROR
Block height:
39922048
Block id:
4d32ff9ec1f3e180548034eeab9e495de4d99fadf30c1cf46d8df56b4a40f896
Timestamp:
Saturday 29 October 2022 at 10:36:07 UTC
()
Proposer:
Authorizers:
Gas used:
46