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Wrong dimension after CMM migration

Wrong dimension after CMM migration Priority: 2

GTAC Urgency: No

PR Matrix: Wrong Results

Problem Description:


A tolerance on a dimension in a drawing is migrated with an incorrect value.

Steps to Duplicate:


An I-deas package file is being provided. The package file contains a solid part and two versions of a drawing associated with that part. Use CMM Solo to migrate the part and the version 8 of the drawing (the version 7 has problems that have nothing to do with the issue of this PR). To compare the difference, you will need to import the package file into an I-deas environment to see the drawing as it was originally defined.

In the FRONT view in I-deas, there is a dimension that appears with a value of "55" and with one upper tolerance presented as "+0,5". When this same dimension appears in NX after the migration, the value of "55" is correctly presented, however, the upper tolerance is shown as "+0" and the lower tolerance is shown as "-0". If you look at the "Style" of the dimension, you will see that the values for the upper and lower tolerance are both zero and that is not correct.

The original dimension in I-deas has a couple of things about it that are unique and I can only assume that they must have something to do with the failure to properly migrate the tolerance values. The dimension is an ordinate dimension that has two tolerance values, with the upper value being 0.5 and the lower value being 0.0 and with the display for "0.00 as blank" turned on. It is the only dimension that migrated with incorrect values for the tolerance and it is the only dimension that has all these characteristics. There is another dimension that has tolerance settings similar to this dimension, but it is not an ordinate dimension (the 12 +0.2 in the FRONT view). There are several ordinate dimensions with properly displayed tolerances, but they are one value tolerances, not two value tolerances. It appears to be the combination of all this that is causing the failure to properly migrate the tolerance values.

Workaround:


None known.

Containing:


Part: Yes

AVI: N/A

Syslog: N/A

Other Files: Yes

Workaround: N/A

User Reproduced In: CMM 7.5.2

GTAC Reproduced In: CMM 7.5.2

Managed Mode: No

Tc Versions: N/A

Problem is Part Specific: Yes

Problem is OS Specific: No

Problem is Platform Specific: No

Problem Verified on following Platforms/OS Versions: Windows

Traceback:


N/A Siemens PLM believes that the problem you reported where dimensions on I-deas drawings were migrated to NX with missing or incomplete tolerance values will be resolved by code changes made to the upcoming release of our software in NX 8.5. PR 1841816 Product Information: Product: NX , Application: TRANSLATOR , Version: V7.5.2

Source: https://support.sw.siemens.com/en-US/knowledge-base/PL8589075 · retrieved 2026-10-02