Flow price: --
9679e4027da8b4eadd9c3e173ef1a2438322d631e43b295eaf0a8d9dafcf12c3

Transaction

Hash: 9679e4027da8b4eadd9c3e173ef1a2438322d631e43b295eaf0a8d9dafcf12c3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9679e4027da8b4eadd9c3e173ef1a2438322d631e43b295eaf0a8d9dafcf12c3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9679e4027da8b4eadd9c3e173ef1a2438322d631e43b295eaf0a8d9dafcf12c3
Status:
ERROR
Block height:
39970184
Block id:
20750c61ce8f7f319177119a44481f5dfed1f86eac6d32baa55566c20f14ff4a
Timestamp:
Sunday 30 October 2022 at 05:49:46 UTC
()
Proposer:
Authorizers:
Gas used:
48