Flow price: --
0f570c1f89f70b77c58fe35e8d28487e57a7d018ed0e79ebd8564b85b168a862

Transaction

Hash: 0f570c1f89f70b77c58fe35e8d28487e57a7d018ed0e79ebd8564b85b168a862
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 0f570c1f89f70b77c58fe35e8d28487e57a7d018ed0e79ebd8564b85b168a862:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
0f570c1f89f70b77c58fe35e8d28487e57a7d018ed0e79ebd8564b85b168a862
Status:
ERROR
Block height:
39975398
Block id:
801491e47cb1b5ee56b7c9de34ef977d50bf98e865965ebf65785cb86badc0b6
Timestamp:
Sunday 30 October 2022 at 07:55:34 UTC
()
Proposer:
Authorizers:
Gas used:
47