Flow price: --
eefc668e4527a1d0d542aca01d0a3bec4e08b52c2c8156aa0ad4e9f4f0d6cd31

Transaction

Hash: eefc668e4527a1d0d542aca01d0a3bec4e08b52c2c8156aa0ad4e9f4f0d6cd31
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> eefc668e4527a1d0d542aca01d0a3bec4e08b52c2c8156aa0ad4e9f4f0d6cd31:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
eefc668e4527a1d0d542aca01d0a3bec4e08b52c2c8156aa0ad4e9f4f0d6cd31
Status:
ERROR
Block height:
40133853
Block id:
65a8c96a73ec320ed33978a89b837287230509fb44734a0bd9b97ebe7a2331e8
Timestamp:
Tuesday 1 November 2022 at 23:41:19 UTC
()
Proposer:
Authorizers:
Gas used:
46