Flow price: --
ad646fb1e7ab105e06631b6ed1dee7a29b820911a2c443e80f0d26cef496c7dc

Transaction

Hash: ad646fb1e7ab105e06631b6ed1dee7a29b820911a2c443e80f0d26cef496c7dc
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> ad646fb1e7ab105e06631b6ed1dee7a29b820911a2c443e80f0d26cef496c7dc: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:
ad646fb1e7ab105e06631b6ed1dee7a29b820911a2c443e80f0d26cef496c7dc
Status:
ERROR
Block height:
40103582
Block id:
e442f8d346da0a437bff43368c4f6cc1f62dac0e0debcc9bd0763cbcecfbc46b
Timestamp:
Tuesday 1 November 2022 at 11:22:14 UTC
()
Proposer:
Authorizers:
Gas used:
46