Flow price: --
2d2bfa16b0ccd4fe184d792114acfd2c3ecb4421df7ba7e531a5c2a87ce5eaa3

Transaction

Hash: 2d2bfa16b0ccd4fe184d792114acfd2c3ecb4421df7ba7e531a5c2a87ce5eaa3
error
Error

Whoops! 😨 Something unexpected happened...

[Error Code: 1101] cadence runtime error Execution failed:
  --> 2d2bfa16b0ccd4fe184d792114acfd2c3ecb4421df7ba7e531a5c2a87ce5eaa3:28:28
   |
28 |                             self.modifierRef.markAttendance(currentNFT: self.currentNFT, attendance: "true")    
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^

error: unexpectedly found nil while forcing an Optional value
   --> 1e3c78c6d580273b.LNVCT:295:34
Hash:
2d2bfa16b0ccd4fe184d792114acfd2c3ecb4421df7ba7e531a5c2a87ce5eaa3
Status:
ERROR
Block height:
39780415
Block id:
e4ed76682df1c96ceb5b4fd7e040696c1def19345670f2ae2156775f5039eaf4
Timestamp:
Thursday 27 October 2022 at 01:41:50 UTC
()
Proposer:
Authorizers:
Gas used:
51