Flow price: --
90c409ea5b832f9532c8955b53637af0c1f7a469b4da9578533e03fb70eb78d9

Transaction

Hash: 90c409ea5b832f9532c8955b53637af0c1f7a469b4da9578533e03fb70eb78d9
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 90c409ea5b832f9532c8955b53637af0c1f7a469b4da9578533e03fb70eb78d9:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
90c409ea5b832f9532c8955b53637af0c1f7a469b4da9578533e03fb70eb78d9
Status:
ERROR
Block height:
39845551
Block id:
46c8493b4ffb7b492243cd2c4869fadf33c20ace15c08462fce936a902d06dae
Timestamp:
Friday 28 October 2022 at 03:58:02 UTC
()
Proposer:
Authorizers:
Gas used:
46