Flow price: --
4cd8575caf5907f99e2f6e403ce20b50a683334f795e5c38a57f74eb6638a54f

Transaction

Hash: 4cd8575caf5907f99e2f6e403ce20b50a683334f795e5c38a57f74eb6638a54f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 4cd8575caf5907f99e2f6e403ce20b50a683334f795e5c38a57f74eb6638a54f: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:
4cd8575caf5907f99e2f6e403ce20b50a683334f795e5c38a57f74eb6638a54f
Status:
ERROR
Block height:
40102264
Block id:
3aa7f160040fea0de3f2d5314f935fa07a458c03f3ea8417003d9a1322ec87f5
Timestamp:
Tuesday 1 November 2022 at 10:50:05 UTC
()
Proposer:
Authorizers:
Gas used:
46