hi you all

I wass working all morning to animate a scene
then it was time for lunch so i saved aand closed maya

Got back with a full stomach

then i discoverd when i opend the scene give a error data loss

//warning: errors have occurred while reading this scene that may result in data loss. please chec the script editor for details//


so i did: this is what he says;
a couple of times waring: can't preform.

So my question. How can i solve , reverse, recover this. ????

And maybe could somebody explain how this could happen.
so i understand what happend. now i am just clueless

thanx in advance

grtz Rudy