Flow price: --
a23554d2c610fa9995d00ca4446b57dfd5607f6f777ddf8f472d66dca12747a6

Transaction

Hash: a23554d2c610fa9995d00ca4446b57dfd5607f6f777ddf8f472d66dca12747a6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a23554d2c610fa9995d00ca4446b57dfd5607f6f777ddf8f472d66dca12747a6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a23554d2c610fa9995d00ca4446b57dfd5607f6f777ddf8f472d66dca12747a6
Status:
ERROR
Block height:
40101016
Block id:
9821c4b67b7b05533790430593d75183259b165afc3bd001a96a893715decca0
Timestamp:
Tuesday 1 November 2022 at 10:19:45 UTC
()
Proposer:
Authorizers:
Gas used:
50