Flow price: --
f237de8f7e8323391b7dc9a1b00128b8b194dfdaaa02e3514d5079448089054b

Transaction

Hash: f237de8f7e8323391b7dc9a1b00128b8b194dfdaaa02e3514d5079448089054b
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> f237de8f7e8323391b7dc9a1b00128b8b194dfdaaa02e3514d5079448089054b: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:
f237de8f7e8323391b7dc9a1b00128b8b194dfdaaa02e3514d5079448089054b
Status:
ERROR
Block height:
39848255
Block id:
b447cb9aabec7acf57ede84e2cf72cb0a6678ba57b99f8ce0b65bbe8dbb9da3a
Timestamp:
Friday 28 October 2022 at 05:03:27 UTC
()
Proposer:
Authorizers:
Gas used:
46