Flow price: --
c54a9e2ad23ecb4b3344411f5b711cb6945966a5f9012f037e2e334dcbcd4a39

Transaction

Hash: c54a9e2ad23ecb4b3344411f5b711cb6945966a5f9012f037e2e334dcbcd4a39
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> c54a9e2ad23ecb4b3344411f5b711cb6945966a5f9012f037e2e334dcbcd4a39:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
c54a9e2ad23ecb4b3344411f5b711cb6945966a5f9012f037e2e334dcbcd4a39
Status:
ERROR
Block height:
40145615
Block id:
56125ad41dbc653712681da32597f59d1487d2cab8cb2e16b98c98194daa370f
Timestamp:
Wednesday 2 November 2022 at 04:27:12 UTC
()
Proposer:
Authorizers:
Gas used:
46