Flow price: --
dbf438adc3e7b0d6b667504b27535407e6403ad1490853892aee175f19e18e34

Transaction

Hash: dbf438adc3e7b0d6b667504b27535407e6403ad1490853892aee175f19e18e34
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> dbf438adc3e7b0d6b667504b27535407e6403ad1490853892aee175f19e18e34:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
dbf438adc3e7b0d6b667504b27535407e6403ad1490853892aee175f19e18e34
Status:
ERROR
Block height:
39988570
Block id:
578381fb855366c816c73ecfbe097e3b830e82e37cd9f092c39d1fc526615d8e
Timestamp:
Sunday 30 October 2022 at 13:11:05 UTC
()
Proposer:
Authorizers:
Gas used:
46