Flow price: --
f8f6611669b3c8e21e58d06ca9632b27a36aa2ca52be8a5c0fe538373b170869

Transaction

Hash: f8f6611669b3c8e21e58d06ca9632b27a36aa2ca52be8a5c0fe538373b170869
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f8f6611669b3c8e21e58d06ca9632b27a36aa2ca52be8a5c0fe538373b170869:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f8f6611669b3c8e21e58d06ca9632b27a36aa2ca52be8a5c0fe538373b170869
Status:
ERROR
Block height:
40010390
Block id:
b3de4a7d88a8ee6739b59fd445827237bc0af46b3a1ecad457918d71e2ea8214
Timestamp:
Sunday 30 October 2022 at 21:54:01 UTC
()
Proposer:
Authorizers:
Gas used:
50