Flow price: --
f1723cbfc3b809f484e57cace998c4cc39ddc679630fdd3d91e13e79d9532ab3

Transaction

Hash: f1723cbfc3b809f484e57cace998c4cc39ddc679630fdd3d91e13e79d9532ab3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f1723cbfc3b809f484e57cace998c4cc39ddc679630fdd3d91e13e79d9532ab3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
f1723cbfc3b809f484e57cace998c4cc39ddc679630fdd3d91e13e79d9532ab3
Status:
ERROR
Block height:
40132653
Block id:
cd6de2ccab334015c8e250680f53a8644de2ee367fa26dd528e3de9290ce56cd
Timestamp:
Tuesday 1 November 2022 at 23:12:00 UTC
()
Proposer:
Authorizers:
Gas used:
49