Flow price: --
a57484398afaa5de121cb4acf6ef58e797951bb4e21bed0c6b2eb209510a7048

Transaction

Hash: a57484398afaa5de121cb4acf6ef58e797951bb4e21bed0c6b2eb209510a7048
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a57484398afaa5de121cb4acf6ef58e797951bb4e21bed0c6b2eb209510a7048:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
a57484398afaa5de121cb4acf6ef58e797951bb4e21bed0c6b2eb209510a7048
Status:
ERROR
Block height:
39785761
Block id:
27554f94f8519b327f4adbeb80352d5a3e060bf630df9be6e7efde711db63d0d
Timestamp:
Thursday 27 October 2022 at 03:51:16 UTC
()
Proposer:
Authorizers:
Gas used:
50