Flow price: --
0d0a164c143cf61716643a230b3ecf567f92a04b56af4f29c6a39821d17e0f9a

Transaction

Hash: 0d0a164c143cf61716643a230b3ecf567f92a04b56af4f29c6a39821d17e0f9a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0d0a164c143cf61716643a230b3ecf567f92a04b56af4f29c6a39821d17e0f9a: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:
0d0a164c143cf61716643a230b3ecf567f92a04b56af4f29c6a39821d17e0f9a
Status:
ERROR
Block height:
39849783
Block id:
26b36ac3ae1769998eaa8360739b6464f6e743dcf691f6a315ce0a8e549a8dc6
Timestamp:
Friday 28 October 2022 at 05:40:06 UTC
()
Proposer:
Authorizers:
Gas used:
47