Flow price: --
61c98ff1cb185fbc64daec50a294830464ca72eac983280f4a36e949d46e01ef

Transaction

Hash: 61c98ff1cb185fbc64daec50a294830464ca72eac983280f4a36e949d46e01ef
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 61c98ff1cb185fbc64daec50a294830464ca72eac983280f4a36e949d46e01ef: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:
61c98ff1cb185fbc64daec50a294830464ca72eac983280f4a36e949d46e01ef
Status:
ERROR
Block height:
40094588
Block id:
21aa13b91d7ec1771bb77ac5f3b8dcd7b6e5acf72df850664d032fbf65fb991b
Timestamp:
Tuesday 1 November 2022 at 07:43:31 UTC
()
Proposer:
Authorizers:
Gas used:
46