Message type: E = Error
Message class:  LE_SHP_VL - Core Delivery Error Messages 
Message number: 004
Message text: Batch split item creation for main item & not permitted w/o quantity
Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.
To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.
Unfortunately, there isn't any extra information in this error notice.
First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).
Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.
You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.
The SAP error message LE_SHP_VL004 indicates that there is an issue with batch split item creation for a main item when there is no quantity specified. This error typically occurs in the context of logistics and shipping processes, particularly when dealing with batch-managed materials.
Cause: The error arises when you attempt to create a batch split for a main item in a delivery or shipment without specifying a quantity for that item. In SAP, batch management requires that each batch has a defined quantity, and if this quantity is missing, the system will not allow the creation of a batch split.
Solution: To resolve this error, you can take the following steps: Check Item Quantity: Ensure that the main item in the delivery has a specified quantity. You can do this by navigating to the delivery document and checking the item details. Batch Management Settings: Verify that the batch management settings for the material are correctly
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
LE_SHP_VL003 Unexpected exception occured in Enhancement Implementation &1
What causes this issue?  An unexpected exception occurred when processing custom Enhancement Implementation &V1&. This technical exception can...
LE_SHP_VL002 Delivery type & is not allowed to work with that fiori application
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
LE_SHP_VL005 &1&2&3&4
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
LE_SHP_VL006 Delivery &1: Due to warehouse activities the status cannot be reversed.
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
Click on this link to search all SAP messages.