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Multicharts does not impose a minimum version of TWS, but IB does and as far as I know, you are forced to upgrade when old TWS versions are considered "obsolete" by IB. As of now, TWS 932 still works, but presumably it will become obsolete in some months. IB Gateway is affected by the issue...

I run TWS as an API for Multicharts. I noticed a massive increase of memory usage since TWS version 933.5. This wouldn't be an issue at all (if you have plenty of RAM), but unfortunately, when plotting some charts of IB tick data in Multicharts, memory consumption will permanently increase...

Dennis, In order to work around the issue, I changed the 768M default setting for Java maximum heap size to 5G via the Xmx command in the shortcut target field. With this setting, javaw.exe can reach several GB but then will eventually crash. There are no any other processes related to...

Since I upgraded from TWS 932.4 to the latest standalone version (938.1), I noticed a significant increase of memory consumption. I run TWS as an API for Multicharts 64 on a Windows 7 64 Bit workstation. With around 50 charts of IB tick data open in MC 64, memory consumption is constantly...