Message type: E = Error
Message class:  SNHI_DELIVERY_UNIT -  
Message number: 030
Message text: Package of HANA Transport Container &1 is associated to switch &2
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 SNHI_DELIVERY_UNIT030 indicates that there is an issue related to the transport of a package in the HANA Transport Container. Specifically, it states that the package you are trying to transport is associated with a switch (or feature toggle) that is currently active or inactive in the target system.
Cause: This error typically occurs when: You are trying to transport a package that is linked to a specific switch that is not in the same state (active/inactive) in the target system. The transport request is attempting to move objects that are dependent on a switch that is not configured correctly in the target environment.
Solution: To resolve this error, you can follow these steps: Check the Switch Status: Verify the status of the switch (&2) in both the source and target systems. You can do this by using transaction SFW5 (Switch Framework) in the SAP GUI. Ensure that the switch is in the same state
 Get instant SAP help. Sign up for our Free Essentials Plan.
Get instant SAP help. Sign up for our Free Essentials Plan. 
SNHI_DELIVERY_UNIT029 HANA Transport Container &1 activation failed. See activation log &2.
What causes this issue?  Either import of Delivery Unit &V1& into the HANA database or its activation failed.System Response  As the Delivery ...
SNHI_DELIVERY_UNIT028 Software component &1 not customized for delivery unit activation
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
SNHI_DELIVERY_UNIT031 Switch &1 is off
Self-Explanatory Message Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of...
SNHI_DELIVERY_UNIT032 HANA Transport Container &1 does not exist
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.