A bag spanning a corner is an observation about an identified layer in the setup.

Vacuum-Bag Bridging and Fabric Wrinkles Are Different Observations

A vacuum bag spanning a corner without following the intended contour is a different observation from a fold in the reinforcement. Identify which layer and region is involved before discussing a correction. The finished laminate also needs its own assessment.

Show an overall view and the relevant local geometry. Identify whether the concern is the bag, another auxiliary layer or the reinforcement itself. A photograph that hides those layers can make two different process questions appear to be the same defect.

Review against the controlled arrangement

The manufacturer should evaluate the setup using the applicable material and process documentation. Tight geometry, access and the required layer arrangement belong in that discussion. A general article should not become an improvised instruction to cut, stretch or rearrange process materials on an unfamiliar component.

Retain the result and its limits

A corrected setup photograph records a changed setup. It does not directly establish internal laminate quality or acceptance of a cured part. Where a forming or processing trial supports approval, retain the represented construction and subsequent inspection evidence. Separating the observed layer, proposed correction and finished result helps the project team avoid both a premature rejection and an unsupported acceptance.

A reinforcement fold is a different observation from vacuum-bag bridging.
A reinforcement fold is a different observation from vacuum-bag bridging. View full size.

Further reading: Gurit: prepreg processing guide.