Flow price: --
185ae64e0da959620aaf8826885ee1e735e5f21a2c9caaf9026d5beeaa5fac9a

Transaction

Hash: 185ae64e0da959620aaf8826885ee1e735e5f21a2c9caaf9026d5beeaa5fac9a
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 185ae64e0da959620aaf8826885ee1e735e5f21a2c9caaf9026d5beeaa5fac9a: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:
185ae64e0da959620aaf8826885ee1e735e5f21a2c9caaf9026d5beeaa5fac9a
Status:
ERROR
Block height:
39872502
Block id:
5f675fdfeb810be708cc7b7333d4836ab3c2ef681ca6985cc7f34a9ef12e7548
Timestamp:
Friday 28 October 2022 at 14:49:56 UTC
()
Proposer:
Authorizers:
Gas used:
49