Flow price: --
336a27e8ad8ff16dd915bf10e79226ab21a8ebec4d13dadd758c3a92aa14c2fe

Transaction

Hash: 336a27e8ad8ff16dd915bf10e79226ab21a8ebec4d13dadd758c3a92aa14c2fe
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 336a27e8ad8ff16dd915bf10e79226ab21a8ebec4d13dadd758c3a92aa14c2fe: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:
336a27e8ad8ff16dd915bf10e79226ab21a8ebec4d13dadd758c3a92aa14c2fe
Status:
ERROR
Block height:
40082034
Block id:
9f08b0fe922ae92be8eb9cbd16674d41142bf04f7b9a570fd62db87eb32a4f23
Timestamp:
Tuesday 1 November 2022 at 02:37:23 UTC
()
Proposer:
Authorizers:
Gas used:
60