How To Fix GW909 - Gateway; required overflow area

GW909 - Overview

• Message type: E = Error

• Message class: GW - Message Texts for Gateway

• Message number: 909

• Message text: Gateway; required overflow area

What causes this issue?

Required overflow area of the gateway. The overflow area is defined by
profile parameter <ZH>gw/max_overflow_size</> (see parameter
documentation in RZ11).

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message GW909 - Gateway; required overflow area ?

  The SAP error message GW909 ("Gateway; required overflow area") typically occurs in the context of SAP Gateway when there is insufficient memory allocated for the gateway to handle the requests being processed. This can happen due to various reasons, such as high load on the system, insufficient configuration, or memory leaks.
  
  Cause:
  
  Insufficient Memory Allocation: The gateway may not have enough memory allocated to handle the current workload.
  High Load: A sudden spike in the number of requests or connections can lead to memory overflow.
  
  Configuration Issues: Incorrect settings in the SAP Gateway configuration can lead to inadequate memory being allocated.
  Memory Leaks: Issues in the application or system can lead to memory not being released properly, causing overflow.
  
  
  Solution:
  
  
  Increase Memory Allocation:
  
  You can increase the memory allocated to the SAP Gateway by adjusting the parameters in the instance profile. Look for parameters like gw/Max_Connections, gw/Max_Heap_Size, and gw/Max_Overflow_Area.
  Use transaction RZ10 to modify the instance profile and then