"out of memory at line:247" what does tis mean??^^?

tis message box pops up saying that whn on the internet and tis happens sumtimes..... and the numbers changes like it'll be105 or 240 and don remember others..^^ does it ev to do wth my internet connectivity problems or wht else? and whn that msg pops up my connection goes wired but goes bak 2 normal instantly..any ideas? why tat coms up?.... thx ppl^^