Flow price: --
41a645b926d7198902f879bee034f59f9e3cfcb0078a636a5226966c5852047e

Transaction

Hash: 41a645b926d7198902f879bee034f59f9e3cfcb0078a636a5226966c5852047e
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 41a645b926d7198902f879bee034f59f9e3cfcb0078a636a5226966c5852047e: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:
41a645b926d7198902f879bee034f59f9e3cfcb0078a636a5226966c5852047e
Status:
ERROR
Block height:
39990451
Block id:
e8f1ac7f3b477b805b0f7290f0d13c83e7bf93eca27f113cd2815f3f8d3ae9db
Timestamp:
Sunday 30 October 2022 at 13:56:22 UTC
()
Proposer:
Authorizers:
Gas used:
46