Flow price: --
9bede55d4409b2324715ec1a3a2989251f2238a570027d8f48fb2f33b26e8f86

Transaction

Hash: 9bede55d4409b2324715ec1a3a2989251f2238a570027d8f48fb2f33b26e8f86
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 9bede55d4409b2324715ec1a3a2989251f2238a570027d8f48fb2f33b26e8f86:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
9bede55d4409b2324715ec1a3a2989251f2238a570027d8f48fb2f33b26e8f86
Status:
ERROR
Block height:
39952437
Block id:
498271b97a9817a60a8658cfcb94badde424bd9edef24a6decd63eece80d79dc
Timestamp:
Saturday 29 October 2022 at 22:46:40 UTC
()
Proposer:
Authorizers:
Gas used:
47