Flow price: --
a8a4ffe15eaa173dcc8766d4ec23782a7f2b0474490ab1835b0c421a465b802c

Transaction

Hash: a8a4ffe15eaa173dcc8766d4ec23782a7f2b0474490ab1835b0c421a465b802c
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> a8a4ffe15eaa173dcc8766d4ec23782a7f2b0474490ab1835b0c421a465b802c: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:
a8a4ffe15eaa173dcc8766d4ec23782a7f2b0474490ab1835b0c421a465b802c
Status:
ERROR
Block height:
39840034
Block id:
c178bc8adc279d3e86f803a0247d024a68d92ec2900dd95094133d195763093a
Timestamp:
Friday 28 October 2022 at 01:45:25 UTC
()
Proposer:
Authorizers:
Gas used:
50