Flow price: --
65dbb901a5456786572d218176355e80d3f6724d55ab029f4e43c74b5f1c30d6

Transaction

Hash: 65dbb901a5456786572d218176355e80d3f6724d55ab029f4e43c74b5f1c30d6
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 65dbb901a5456786572d218176355e80d3f6724d55ab029f4e43c74b5f1c30d6:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
65dbb901a5456786572d218176355e80d3f6724d55ab029f4e43c74b5f1c30d6
Status:
ERROR
Block height:
40108589
Block id:
8c0f91372e7b51d9f5c0e2e5cf37ffd6c7dc69f136b47948059b7b8ed4b5da63
Timestamp:
Tuesday 1 November 2022 at 13:23:39 UTC
()
Proposer:
Authorizers:
Gas used:
49