Part primary dimension decimal places changing from 3 to 2

I’ve been having an issue for several years now where the number of primary dimension decimal places in a .SLDPRT will be set to (3), then, the next time I open the file, it will be set to (2).

Has anyone else experienced this?

Thanks for any replies.

Above is how I set all of my .SLDPRT part’s primary dimension precision.

The setting is changing on its own, as shown above.

Is someone messing with you files?
That is the only way I think you can change that is if you go to the units and update it.

That’s a definite “no”. It’s simply not the case.

Are your settings the same at Tools > Options > Document Properties > Units?

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Hi @Glenn_Schroeder

It happened again yesterday afternoon. Below is a snapshot of what I found:

without showing too much, could you show an image of the dimensions behaving in the wrong manner? For some reason, I suspect it could have to do with what is used in the dimension, for instance, tolerances.

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Are there any automations that could be causing this? I’m pretty sure changing the drafting standard changes these numbers. There may be other settings that have this effect.

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Dimension precision and unit precision are not the same things. Unit precision is what you see when using the measurement tool or mass properties, I also believe this controls decimal places in BOM’s.

The dimension units is what will show when you actually dimension things, either on drawings or in sketches.

Mine are rarely the same, I like extra precision when I see the numbers and no more than 3 places on any dimensions since that would effect machining tolerances on drawings

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@TTevolve

Thanks. That’s what I thought.

I’m either dealing with a bug or a corruption. There’s just no way that setting should be changing on its own.

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I don’t know about that, TT (unless I’m misreading your post). We use System Options→Document Properties→Units to set the default dimension display for each drawing. It’s part of our document template for drawings. And unless the dimension has been overridden, that changes all the dimensions on our drawings.
For example, all of our title blocks and BOMs will show mass as the number of decimal places listed for length under Mass/Section Properties.

But I always set my measuring tool to 8 decimal places so I can tell if a dimension is a real number or not. However, the angular precision never seems to stick… Strange.

Mike:
We have experienced the same thing in our office. Still no idea what causes it, but it must be a bug.
We use title block tolerances dictated by number of decimal places shown, for better or worse, so we have to pay careful attention to this.

I’ll have to see if I can get some snips of the difference, but our system settings are set to three decimal places, as below:

Then our dimensions are set to document default, which shows .123, but sometimes only displays two decimal places on the drawing.

Manually changing that drop-down menu to .123 will always correct it.