我正进入（状态
Program knahuyiwGe3Nt7qqF9YQXqXh91PU1kN3a8ejQHkpfrR invoke [1]
Program log: Instruction: Sell
Program log: Custom program error: 0x7d6
Program knahuyiwGe3Nt7qqF9YQXqXh91PU1kN3a8ejQHkpfrR consumed 14856 of 200000 compute units
Program knahuyiwGe3Nt7qqF9YQXqXh91PU1kN3a8ejQHkpfrR failed: custom program error: 0x7d6
查找原因和解决方法。