Flow price: --
b239d0d03f8a3a2e08ad4a00c8eae3a0eb4ffef9d6a5877023415c98fb2dd7e1

Transaction

Hash: b239d0d03f8a3a2e08ad4a00c8eae3a0eb4ffef9d6a5877023415c98fb2dd7e1
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b239d0d03f8a3a2e08ad4a00c8eae3a0eb4ffef9d6a5877023415c98fb2dd7e1:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b239d0d03f8a3a2e08ad4a00c8eae3a0eb4ffef9d6a5877023415c98fb2dd7e1
Status:
ERROR
Block height:
39937451
Block id:
0a81da5847b0bb2e319bcee7cb34c044c245f063f63f3fb883ada36f0bdb4959
Timestamp:
Saturday 29 October 2022 at 16:50:03 UTC
()
Proposer:
Authorizers:
Gas used:
47