Giúp sữa lỗi mạch nguyên lý orcad!!!

[the23045]

khi e kiểm tra thì nó hiện như z. e mới học sử dụng nên hk bt rõ sữa, mong dc các pro giúp
Design Rules Check
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Checking Pins and Pin Connections
ERROR [DRC0031] Same Pin Number connected to more than one net. /SW8/1 Nets: 'N19812' and 'N19840'. : SCHEMATIC1, PAGE1 (2.20, 5.20)
ERROR [DRC0031] Same Pin Number connected to more than one net. /R29/2 Nets: 'N20020' and 'N08799'. : SCHEMATIC1, PAGE1 (1.80, 1.40)

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Checking Schematic: SCHEMATIC1
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Checking Electrical Rules
WARNING [DRC0004] Possible pin type conflict U5,B\I\/R\B\O\ Bidirectional Connected to Power: SCHEMATIC1, PAGE1 (6.50, 1.40)

Checking for Unconnected Nets

Checking for Invalid References
[DRC0011] Reference is invalid for this part U3:: SCHEMATIC1, PAGE1 (4.00, 2.00)
[DRC0011] Reference is invalid for this part U3:: SCHEMATIC1, PAGE1 (4.00, 2.60)
[DRC0011] Reference is invalid for this part U3:: SCHEMATIC1, PAGE1 (4.00, 1.50)

Checking for Duplicate References
[DRC0010] Duplicate reference R29: SCHEMATIC1, PAGE1 (8.20, 0.30)
[DRC0010] Duplicate reference SW8: SCHEMATIC1, PAGE1 (2.30, 5.10)