Flow price: --
b183a4db0c713fd174818992adffd150621f513269c9fba45c2f0ccbc7693d32

Transaction

Hash: b183a4db0c713fd174818992adffd150621f513269c9fba45c2f0ccbc7693d32
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b183a4db0c713fd174818992adffd150621f513269c9fba45c2f0ccbc7693d32:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b183a4db0c713fd174818992adffd150621f513269c9fba45c2f0ccbc7693d32
Status:
ERROR
Block height:
40100612
Block id:
3c251ea1741e06c368ddf4b0cd57bb2fb6ce599e7802ae6ec9ede4ddb1f143e6
Timestamp:
Tuesday 1 November 2022 at 10:09:50 UTC
()
Proposer:
Authorizers:
Gas used:
47