Flow price: --
b6f4868e9756fac8ca0b6af78d62809cb7f3b98d3a279463fffb489351bcc501

Transaction

Hash: b6f4868e9756fac8ca0b6af78d62809cb7f3b98d3a279463fffb489351bcc501
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b6f4868e9756fac8ca0b6af78d62809cb7f3b98d3a279463fffb489351bcc501:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b6f4868e9756fac8ca0b6af78d62809cb7f3b98d3a279463fffb489351bcc501
Status:
ERROR
Block height:
40127310
Block id:
0be782888e4543771695a96ae48b89ef2763ecdd2c5cb70305fc6afb605cdf98
Timestamp:
Tuesday 1 November 2022 at 21:00:10 UTC
()
Proposer:
Authorizers:
Gas used:
50