Flow price: --
58e8875bc0fc82d7fa883d78e16dc3a2b81c7d28e69b179001ceb1d21dd8bf14

Transaction

Hash: 58e8875bc0fc82d7fa883d78e16dc3a2b81c7d28e69b179001ceb1d21dd8bf14
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 58e8875bc0fc82d7fa883d78e16dc3a2b81c7d28e69b179001ceb1d21dd8bf14:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
58e8875bc0fc82d7fa883d78e16dc3a2b81c7d28e69b179001ceb1d21dd8bf14
Status:
ERROR
Block height:
39671560
Block id:
1469491d953961ea95740dec66a29dd0fac0de0ab836fb81ba73a0931bcdaad6
Timestamp:
Tuesday 25 October 2022 at 05:55:54 UTC
()
Proposer:
Authorizers:
Gas used:
47