Flow price: --
18b29a1a3fb859f7172e2ba4abf33fe3304bd7e985b197f4b3c84f0c0a97b99f

Transaction

Hash: 18b29a1a3fb859f7172e2ba4abf33fe3304bd7e985b197f4b3c84f0c0a97b99f
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 18b29a1a3fb859f7172e2ba4abf33fe3304bd7e985b197f4b3c84f0c0a97b99f: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:
18b29a1a3fb859f7172e2ba4abf33fe3304bd7e985b197f4b3c84f0c0a97b99f
Status:
ERROR
Block height:
40152361
Block id:
99c1788576612fa5f5d834c92cbca469f2315d30cb0761f08a52f9c07a79febc
Timestamp:
Wednesday 2 November 2022 at 07:12:01 UTC
()
Proposer:
Authorizers:
Gas used:
50