Teleporting non-player entities between dimensions by commands will cause them appear in wrong position or disappear.

I created a world to test,I succeed get to the destination but that armor stand may not be able to,the results of teleporting armor stand is all in the form below this report.Coordinates with square brackets indicate a bug in the game.

Overworld1=(0,-60,5),Overworld2=(300,60,300),Nether1=(0,80,5),Nether2=(300,80,300),The End1=(105,50,0),The End=(300,50,300).

The location of each row is the starting point, and the location of each column is the ending point.