Flow price: --
24b145ade45997f1dbe02cae2c56068e7963c5f881de10db9c8630225e9ceac8

Transaction

Hash: 24b145ade45997f1dbe02cae2c56068e7963c5f881de10db9c8630225e9ceac8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 24b145ade45997f1dbe02cae2c56068e7963c5f881de10db9c8630225e9ceac8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
24b145ade45997f1dbe02cae2c56068e7963c5f881de10db9c8630225e9ceac8
Status:
ERROR
Block height:
40160308
Block id:
a1371ffcf3698d753fa17425b1ad3d7f56ed9001c284a8fd6198e2629bfe7cb0
Timestamp:
Wednesday 2 November 2022 at 10:26:06 UTC
()
Proposer:
Authorizers:
Gas used:
48