Flow price: --
455791d452b9dbef89ffb62016d1b42fba4261ad1f8191411db652e532e41a31

Transaction

Hash: 455791d452b9dbef89ffb62016d1b42fba4261ad1f8191411db652e532e41a31
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 455791d452b9dbef89ffb62016d1b42fba4261ad1f8191411db652e532e41a31:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
455791d452b9dbef89ffb62016d1b42fba4261ad1f8191411db652e532e41a31
Status:
ERROR
Block height:
40006536
Block id:
f3dac71329b5e6628d200377f25e7d1988fd7a3c9313397e2b859bf43c654a5b
Timestamp:
Sunday 30 October 2022 at 20:22:38 UTC
()
Proposer:
Authorizers:
Gas used:
48