Why can't I start Eclipse and Minecraft at the same time?
Fresh3 days ago
Mar 15, 2026541 viewsConfidence Score0%
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Problem
I'm running Java SE Development Kit Update 25 (64-bit). It appears that I'm unable to run both Eclipse and Minecraft at the same time. This is really really weird, since I can easily start two instances of Minecraft (but not of Eclipse). I'm guessing that the reason for this bug is that Eclipse is …
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Fix for: Why can't I start Eclipse and Minecraft at the same time?
Low Risk
You are running Java in a 64-bits environment, but are you allocating enough memory to it ? The -Xms and -Xmx command line options could be what you need. They specify the initial and maximum size of the heap, respectively, and have low default valu…
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