Flow price: --
b74c3b2d8b5d3f8d533cf62eca7e39b46eee53ee08b26ef69d4a458aa10dddf3

Transaction

Hash: b74c3b2d8b5d3f8d533cf62eca7e39b46eee53ee08b26ef69d4a458aa10dddf3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b74c3b2d8b5d3f8d533cf62eca7e39b46eee53ee08b26ef69d4a458aa10dddf3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b74c3b2d8b5d3f8d533cf62eca7e39b46eee53ee08b26ef69d4a458aa10dddf3
Status:
ERROR
Block height:
40120644
Block id:
369242f774bd9035dd6f2fcf802627f478545ff91834341e32f538a6c18dadc3
Timestamp:
Tuesday 1 November 2022 at 18:16:54 UTC
()
Proposer:
Authorizers:
Gas used:
46