Flow price: --
314689e8ef034f2b0677fcfdd274e9870f642b4aad040515ea2a48f8f967a9c1

Transaction

Hash: 314689e8ef034f2b0677fcfdd274e9870f642b4aad040515ea2a48f8f967a9c1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 314689e8ef034f2b0677fcfdd274e9870f642b4aad040515ea2a48f8f967a9c1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
314689e8ef034f2b0677fcfdd274e9870f642b4aad040515ea2a48f8f967a9c1
Status:
ERROR
Block height:
40114401
Block id:
8354cd5a5192711a3d4dcdd827e40ca216b1a6f6459a3c77aeee07592648ab4f
Timestamp:
Tuesday 1 November 2022 at 15:44:44 UTC
()
Proposer:
Authorizers:
Gas used:
67