Operating instructions

Configuring the operating system
6.18 Activate memory management
MP 377, MP 377 PRO (WinCC flexible)
158 Operating Instructions, 10/2008, 6AV6691-1DR01-0AB0
6.18 Activate memory management
Memory management
Provided the memory management is activated, the HMI device will automatically close the
project if the memory needs reorganizing during an active project.
The project is shut down and the HMI device will display a message. You have to restart
the project.
NOTICE
Memory management
If you do not activate memory management, undefined states can occur during the runtime
of the project.
Active memory management from the "OP Properties" dialog.
Requirements
You have opened the "OP Properties" dialog, "Memory Monitoring" tab with
the "OP"
icon.
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① Maximum memory used since the HMI device was last switched on
② Percentage of memory currently used
③ Activate memory management
Procedure
Proceed as follows:
1. If you want to enable memory management, activate the check box.
If memory management is active and there is not enough working memory, the
SIMATIC HMI runtime and therefore the current project will be closed.
2. Confirm your entries.
The dialog closes.
Result
Memory management is activated.