Flow price: --
b49ae3a82704c8362fa55ab9fa3b08714eb5bbbd584d7bd962008bd7e5255bb8

Transaction

Hash: b49ae3a82704c8362fa55ab9fa3b08714eb5bbbd584d7bd962008bd7e5255bb8
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> b49ae3a82704c8362fa55ab9fa3b08714eb5bbbd584d7bd962008bd7e5255bb8:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
b49ae3a82704c8362fa55ab9fa3b08714eb5bbbd584d7bd962008bd7e5255bb8
Status:
ERROR
Block height:
39880208
Block id:
a661937716f5c48763d16b2c2a3e109c1276e919fe05050d677abc284bff0f2a
Timestamp:
Friday 28 October 2022 at 17:54:33 UTC
()
Proposer:
Authorizers:
Gas used:
47