Flow price: --
e9ed8bf74c489f7456868e354ba9e0b3f4161a5775ed79dfb6a125ca5a43f5ee

Transaction

Hash: e9ed8bf74c489f7456868e354ba9e0b3f4161a5775ed79dfb6a125ca5a43f5ee
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e9ed8bf74c489f7456868e354ba9e0b3f4161a5775ed79dfb6a125ca5a43f5ee: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:
e9ed8bf74c489f7456868e354ba9e0b3f4161a5775ed79dfb6a125ca5a43f5ee
Status:
ERROR
Block height:
39807610
Block id:
11f280d3aeb9a6eee259f743e53d54e2e7dc8a7fb7283539b1c929de64ef9a34
Timestamp:
Thursday 27 October 2022 at 12:39:42 UTC
()
Proposer:
Authorizers:
Gas used:
46