enhance: Throw error instead of crash when index cannot be built

[xiaocai2333]

issue: #27589
pr: #31844

[mergify]

@xiaocai2333

Invalid PR Title Format Detected

Your PR submission does not adhere to our required standards. To ensure clarity and consistency, please meet the following criteria:

1. Title Format: The PR title must begin with one of these prefixes:

• feat: for introducing a new feature.
• fix: for bug fixes.
• enhance: for improvements to existing functionality.
• test: for add tests to existing functionality.
• doc: for modifying documentation.
• auto: for the pull request from bot.

2. Description Requirement: The PR must include a non-empty description, detailing the changes and their impact.

Required Title Structure:

[Type]: [Description of the PR]

Where Type is one of feat, fix, enhance, test or doc.

Example:

enhance: improve search performance significantly 

Please review and update your PR to comply with these guidelines.

[mergify]

@xiaocai2333 ut workflow job failed, comment rerun ut can trigger the job again.

[mergify]

@xiaocai2333 E2e jenkins job failed, comment /run-cpu-e2e can trigger the job again.

[mergify]

@xiaocai2333 E2e jenkins job failed, comment /run-cpu-e2e can trigger the job again.

[mergify]

@xiaocai2333 ut workflow job failed, comment rerun ut can trigger the job again.

[mergify]

@xiaocai2333 ut workflow job failed, comment rerun ut can trigger the job again.

[xiaocai2333]

/run-cpu-e2e

[mergify]

@xiaocai2333 E2e jenkins job failed, comment /run-cpu-e2e can trigger the job again.

[codecov]

Codecov Report

Attention: Patch coverage is 24.19355% with 47 lines in your changes are missing coverage. Please review.

Project coverage is 80.84%. Comparing base (8b8a5b4) to head (37acfbf).
Report is 7 commits behind head on 2.4.

Additional details and impacted files

@@            Coverage Diff             @@
##              2.4   #31845      +/-   ##
==========================================
+ Coverage   80.62%   80.84%   +0.22%     
==========================================
  Files         973      974       +1     
  Lines      138980   139049      +69     
==========================================
+ Hits       112048   112414     +366     
+ Misses      23176    22889     -287     
+ Partials     3756     3746      -10     

Files	Coverage Δ
pkg/util/merr/errors.go	85.71% <ø> (ø)
internal/util/indexcgowrapper/helper.go	59.32% <0.00%> (-3.18%)	⬇️
internal/indexnode/task_scheduler.go	87.01% <60.00%> (-0.41%)	⬇️
pkg/util/merr/utils.go	88.16% <0.00%> (-0.82%)	⬇️
internal/core/src/index/VectorMemIndex.cpp	38.69% <42.85%> (-0.01%)	⬇️
internal/core/src/index/VectorDiskIndex.cpp	58.13% <21.42%> (-2.03%)	⬇️
internal/core/src/indexbuilder/index_c.cpp	26.66% <0.00%> (-0.87%)	⬇️

... and 33 files with indirect coverage changes

[czs007]

/approve
/lgtm

[sre-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: czs007, xiaocai2333

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• OWNERS [czs007]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment