Flow price: --
c1882f70e2fe0b33e6503fcfad7c49285b14eaa705d648f015996b53aace79a2

Transaction

Hash: c1882f70e2fe0b33e6503fcfad7c49285b14eaa705d648f015996b53aace79a2
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c1882f70e2fe0b33e6503fcfad7c49285b14eaa705d648f015996b53aace79a2:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c1882f70e2fe0b33e6503fcfad7c49285b14eaa705d648f015996b53aace79a2
Status:
ERROR
Block height:
40148171
Block id:
b86b6dac95ada3910b46f4e7551f492da5e27ab80da0c6471dac49ff691284bb
Timestamp:
Wednesday 2 November 2022 at 05:29:32 UTC
()
Proposer:
Authorizers:
Gas used:
49