Flow price: --
ae641ebfb1eb96cb625491a7b0e1aae4bcec7b2913d9f0aa5af1274da9f59b75

Transaction

Hash: ae641ebfb1eb96cb625491a7b0e1aae4bcec7b2913d9f0aa5af1274da9f59b75
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ae641ebfb1eb96cb625491a7b0e1aae4bcec7b2913d9f0aa5af1274da9f59b75:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
ae641ebfb1eb96cb625491a7b0e1aae4bcec7b2913d9f0aa5af1274da9f59b75
Status:
ERROR
Block height:
40147007
Block id:
841c09a9a46b59bbcff9d16ca7696a172d10cf9a648400a3dcac80a4514dd401
Timestamp:
Wednesday 2 November 2022 at 05:01:16 UTC
()
Proposer:
Authorizers:
Gas used:
50