Vendor Bills
Even if you don't have the rights to the accounting application, you can still control the vendor bills.
Go to the Purchases application:
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Incoming Products
Even if you don't have the rights to the inventory application, you can still control the incoming products.
Go to the Purchases application:
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Procurements exceptions
Here, you need the Inventory Manager access rights.
Go to the Inventory application:
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To understand why the procurement is not running, open the exception and check the message in the chatter.
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Usually, the problem is located on the procurement rules. Either there are no stock rules, or there are no vendor associated to a product.