Flow price: --
1c25970cf11eecf91acd57796765cef5b85a4d80d843cd38f45c5338e03ddd41

Transaction

Hash: 1c25970cf11eecf91acd57796765cef5b85a4d80d843cd38f45c5338e03ddd41
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 1c25970cf11eecf91acd57796765cef5b85a4d80d843cd38f45c5338e03ddd41:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
1c25970cf11eecf91acd57796765cef5b85a4d80d843cd38f45c5338e03ddd41
Status:
ERROR
Block height:
39850214
Block id:
8827dd202539259a9f1157c1f312f1addd2cedbcd7758ab64192c1254bcb64fb
Timestamp:
Friday 28 October 2022 at 05:50:42 UTC
()
Proposer:
Authorizers:
Gas used:
49