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MILERR_NONINVERTIBLEMATRIX
MILERR_NONINVERTIBLEMATRIX is a Windows Media Integration Layer (MIL) HRESULT. It indicates that a graphics transformation is singular and cannot be used where an inverse transform is required.
What to check for MILERR_NONINVERTIBLEMATRIX
- Check scale, skew, projection, and transform-composition values for zero or dependent axes.
- Reject non-finite values before constructing the transform used for hit testing, clipping, or rendering.
- Use an identity or otherwise invertible fallback transform only when that preserves the intended drawing behavior.
Microsoft documentation about WPF hardware-accelerated rendering
Diagnostic interpretation of MILERR_NONINVERTIBLEMATRIX
MILERR_NONINVERTIBLEMATRIX has the HRESULT value 0x88980007. AllStat records the condition as “MILERR_NONINVERTIBLEMATRIX”. For MILERR_NONINVERTIBLEMATRIX, in practice, interpret that wording at the boundary owned by the Windows component or COM interface that returned the HRESULT, rather than treating the value as a generic Windows message.
Evidence to capture for MILERR_NONINVERTIBLEMATRIX
- Record the exact COM method or Windows API, its input object, the calling thread, and the full 0x88980007 value before a wrapper converts it to an exception or Boolean result.
- Capture any IErrorInfo text, activity identifier, event-log entry, and subsystem trace that mentions MILERR_NONINVERTIBLEMATRIX or the milerr / noninvertiblematrix operation.
- Preserve the first failure in the call chain; a later HRESULT can describe cleanup rather than the original milerr / noninvertiblematrix condition.
Retry and recovery for MILERR_NONINVERTIBLEMATRIX
Retry MILERR_NONINVERTIBLEMATRIX only when the owning API documents a transient state or after the condition described as “MILERR_NONINVERTIBLEMATRIX” has changed. For MILERR_NONINVERTIBLEMATRIX, configuration, policy, format, and authorization failures normally require correction first; an immediate loop can hide the original call site and add secondary errors.
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