Flow price: --
e91674eac3b7bd69224694593c290d5b423433bebb5724d4b34fa21c20a6792c

Transaction

Hash: e91674eac3b7bd69224694593c290d5b423433bebb5724d4b34fa21c20a6792c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> e91674eac3b7bd69224694593c290d5b423433bebb5724d4b34fa21c20a6792c: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:
e91674eac3b7bd69224694593c290d5b423433bebb5724d4b34fa21c20a6792c
Status:
ERROR
Block height:
39799942
Block id:
558874b980c1c1b525a38a32be332b613184176d3095b7e2139f5f8731ce41f1
Timestamp:
Thursday 27 October 2022 at 09:34:17 UTC
()
Proposer:
Authorizers:
Gas used:
50