Go to Salesforce Org - Apps - Price Book
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Click New button
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Fill required fields: Price Book Name, Active
Click Save
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Go to Salesforce Org - Apps - Magento Website
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Click New button
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Fill required fields: Magento Website Name, Code, Price Book
Click Save
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Click Sync with Magento - Send Data to Magento button
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Go to Magento Admin panel - Stores - All Stores and check new Website
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