diff --git a/wgpu-core/src/command/draw.rs b/wgpu-core/src/command/draw.rs
index dd54b60f2..76a4cfb06 100644
--- a/wgpu-core/src/command/draw.rs
+++ b/wgpu-core/src/command/draw.rs
@@ -71,8 +71,6 @@ pub enum RenderCommandError {
     BindGroupIndexOutOfRange { index: u32, max: u32 },
     #[error("Vertex buffer index {index} is greater than the device's requested `max_vertex_buffers` limit {max}")]
     VertexBufferIndexOutOfRange { index: u32, max: u32 },
-    #[error("Dynamic buffer offset {0} does not respect device's requested `{1}` limit {2}")]
-    UnalignedBufferOffset(u64, &'static str, u32),
     #[error("Render pipeline targets are incompatible with render pass")]
     IncompatiblePipelineTargets(#[from] crate::device::RenderPassCompatibilityError),
     #[error("{0} writes to depth, while the pass has read-only depth access")]
diff --git a/wgpu-core/src/command/mod.rs b/wgpu-core/src/command/mod.rs
index 33025579a..6a06d1f83 100644
--- a/wgpu-core/src/command/mod.rs
+++ b/wgpu-core/src/command/mod.rs
@@ -914,8 +914,6 @@ pub enum PassErrorScope {
     SetScissorRect,
     #[error("In a draw command, kind: {kind:?}")]
     Draw { kind: DrawKind, indexed: bool },
-    #[error("While resetting queries after the renderpass was ran")]
-    QueryReset,
     #[error("In a write_timestamp command")]
     WriteTimestamp,
     #[error("In a begin_occlusion_query command")]
diff --git a/wgpu-core/src/command/render.rs b/wgpu-core/src/command/render.rs
index 6102d0d49..ad3a5b6ca 100644
--- a/wgpu-core/src/command/render.rs
+++ b/wgpu-core/src/command/render.rs
@@ -624,10 +624,6 @@ pub enum RenderPassErrorInner {
         src: wgt::TextureFormat,
         dst: wgt::TextureFormat,
     },
-    #[error("Surface texture is dropped before the render pass is finished")]
-    SurfaceTextureDropped,
-    #[error("Not enough memory left for render pass")]
-    OutOfMemory,
     #[error("Unable to clear non-present/read-only depth")]
     InvalidDepthOps,
     #[error("Unable to clear non-present/read-only stencil")]
diff --git a/wgpu-core/src/command/transfer.rs b/wgpu-core/src/command/transfer.rs
index 21dda6ce2..2fe6c83f7 100644
--- a/wgpu-core/src/command/transfer.rs
+++ b/wgpu-core/src/command/transfer.rs
@@ -91,8 +91,6 @@ pub enum TransferError {
     UnspecifiedRowsPerImage,
     #[error("Number of bytes per row is less than the number of bytes in a complete row")]
     InvalidBytesPerRow,
-    #[error("Image is 1D and the copy height and depth are not both set to 1")]
-    InvalidCopySize,
     #[error("Number of rows per image is invalid")]
     InvalidRowsPerImage,
     #[error("Copy source aspects must refer to all aspects of the source texture format")]
diff --git a/wgpu-core/src/device/life.rs b/wgpu-core/src/device/life.rs
index c7d3a59d6..f1c6d5bfb 100644
--- a/wgpu-core/src/device/life.rs
+++ b/wgpu-core/src/device/life.rs
@@ -151,8 +151,6 @@ pub enum WaitIdleError {
     Device(#[from] DeviceError),
     #[error("Tried to wait using a submission index ({0}) that has not been returned by a successful submission (last successful submission: {1})")]
     WrongSubmissionIndex(SubmissionIndex, SubmissionIndex),
-    #[error("GPU got stuck :(")]
-    StuckGpu,
 }
 
 /// Resource tracking for a device.
diff --git a/wgpu-core/src/device/queue.rs b/wgpu-core/src/device/queue.rs
index 370880a93..0983eb901 100644
--- a/wgpu-core/src/device/queue.rs
+++ b/wgpu-core/src/device/queue.rs
@@ -537,12 +537,6 @@ pub enum QueueSubmitError {
     Unmap(#[from] BufferAccessError),
     #[error("{0} is still mapped")]
     BufferStillMapped(ResourceErrorIdent),
-    #[error("Surface output was dropped before the command buffer got submitted")]
-    SurfaceOutputDropped,
-    #[error("Surface was unconfigured before the command buffer got submitted")]
-    SurfaceUnconfigured,
-    #[error("GPU got stuck :(")]
-    StuckGpu,
     #[error(transparent)]
     InvalidResource(#[from] InvalidResourceError),
     #[error(transparent)]
@@ -1430,7 +1424,6 @@ impl Queue {
                     Err(WaitIdleError::Device(err)) => {
                         break 'error Err(QueueSubmitError::Queue(err))
                     }
-                    Err(WaitIdleError::StuckGpu) => break 'error Err(QueueSubmitError::StuckGpu),
                     Err(WaitIdleError::WrongSubmissionIndex(..)) => unreachable!(),
                 };
 
diff --git a/wgpu-core/src/instance.rs b/wgpu-core/src/instance.rs
index 53a498502..5c8aef3cd 100644
--- a/wgpu-core/src/instance.rs
+++ b/wgpu-core/src/instance.rs
@@ -660,8 +660,6 @@ pub enum RequestDeviceError {
     Device(#[from] DeviceError),
     #[error(transparent)]
     LimitsExceeded(#[from] FailedLimit),
-    #[error("Device has no queue supporting graphics")]
-    NoGraphicsQueue,
     #[error("Unsupported features were requested: {0:?}")]
     UnsupportedFeature(wgt::Features),
 }
diff --git a/wgpu-core/src/pipeline.rs b/wgpu-core/src/pipeline.rs
index 01ceabf66..07e08cb35 100644
--- a/wgpu-core/src/pipeline.rs
+++ b/wgpu-core/src/pipeline.rs
@@ -280,8 +280,6 @@ pub enum CreatePipelineCacheError {
     Validation(#[from] PipelineCacheValidationError),
     #[error(transparent)]
     MissingFeatures(#[from] MissingFeatures),
-    #[error("Internal error: {0}")]
-    Internal(String),
 }
 
 #[derive(Debug)]
@@ -439,8 +437,6 @@ pub enum ColorStateError {
         pipeline: validation::NumericType,
         shader: validation::NumericType,
     },
-    #[error("Blend factors for {0:?} must be `One`")]
-    InvalidMinMaxBlendFactors(wgt::BlendComponent),
     #[error("Invalid write mask {0:?}")]
     InvalidWriteMask(wgt::ColorWrites),
 }
diff --git a/wgpu-core/src/present.rs b/wgpu-core/src/present.rs
index e601b2190..05124af25 100644
--- a/wgpu-core/src/present.rs
+++ b/wgpu-core/src/present.rs
@@ -47,8 +47,6 @@ pub enum SurfaceError {
     AlreadyAcquired,
     #[error("Texture has been destroyed")]
     TextureDestroyed,
-    #[error("Acquired frame is still referenced")]
-    StillReferenced,
 }
 
 #[derive(Clone, Debug, Error)]
@@ -94,8 +92,6 @@ pub enum ConfigureSurfaceError {
         requested: hal::TextureUses,
         available: hal::TextureUses,
     },
-    #[error("Gpu got stuck :(")]
-    StuckGpu,
 }
 
 impl From<WaitIdleError> for ConfigureSurfaceError {
@@ -103,7 +99,6 @@ impl From<WaitIdleError> for ConfigureSurfaceError {
         match e {
             WaitIdleError::Device(d) => ConfigureSurfaceError::Device(d),
             WaitIdleError::WrongSubmissionIndex(..) => unreachable!(),
-            WaitIdleError::StuckGpu => ConfigureSurfaceError::StuckGpu,
         }
     }
 }
diff --git a/wgpu-core/src/ray_tracing.rs b/wgpu-core/src/ray_tracing.rs
index f6102b552..a094b3530 100644
--- a/wgpu-core/src/ray_tracing.rs
+++ b/wgpu-core/src/ray_tracing.rs
@@ -44,8 +44,6 @@ pub enum CreateTlasError {
     CreateBufferError(#[from] CreateBufferError),
     #[error("Features::RAY_TRACING_ACCELERATION_STRUCTURE is not enabled")]
     MissingFeature,
-    #[error("Unimplemented Tlas error: this error is not yet implemented")]
-    Unimplemented,
 }
 
 /// Error encountered while attempting to do a copy on a command encoder.
@@ -132,9 +130,6 @@ pub enum BuildAccelerationStructureError {
     #[error("BlasId is invalid or destroyed (for instance)")]
     InvalidBlasIdForInstance,
 
-    #[error("Blas {0:?} is invalid or destroyed (for instance)")]
-    InvalidBlasForInstance(ResourceErrorIdent),
-
     #[error("TlasId is invalid or destroyed")]
     InvalidTlasId,
 
@@ -150,18 +145,12 @@ pub enum BuildAccelerationStructureError {
 
 #[derive(Clone, Debug, Error)]
 pub enum ValidateBlasActionsError {
-    #[error("BlasId is invalid or destroyed")]
-    InvalidBlas,
-
     #[error("Blas {0:?} is used before it is built")]
     UsedUnbuilt(ResourceErrorIdent),
 }
 
 #[derive(Clone, Debug, Error)]
 pub enum ValidateTlasActionsError {
-    #[error("Tlas {0:?} is invalid or destroyed")]
-    InvalidTlas(ResourceErrorIdent),
-
     #[error("Tlas {0:?} is used before it is built")]
     UsedUnbuilt(ResourceErrorIdent),
 
diff --git a/wgpu-core/src/resource.rs b/wgpu-core/src/resource.rs
index 0b9cdf821..764c5bafe 100644
--- a/wgpu-core/src/resource.rs
+++ b/wgpu-core/src/resource.rs
@@ -206,9 +206,6 @@ pub enum BufferMapAsyncStatus {
     MapAlreadyPending,
     /// An unknown error.
     Error,
-    /// Mapping was aborted (by unmapping or destroying the buffer before mapping
-    /// happened).
-    Aborted,
     /// The context is Lost.
     ContextLost,
     /// The buffer is in an invalid state.
@@ -1746,8 +1743,6 @@ pub enum CreateTextureViewError {
     Device(#[from] DeviceError),
     #[error(transparent)]
     DestroyedResource(#[from] DestroyedResourceError),
-    #[error("Not enough memory left to create texture view")]
-    OutOfMemory,
     #[error("Invalid texture view dimension `{view:?}` with texture of dimension `{texture:?}`")]
     InvalidTextureViewDimension {
         view: wgt::TextureViewDimension,
@@ -1896,9 +1891,6 @@ pub enum CreateSamplerError {
         filter_mode: wgt::FilterMode,
         anisotropic_clamp: u16,
     },
-    #[error("Cannot create any more samplers")]
-    TooManyObjects,
-    /// AddressMode::ClampToBorder requires feature ADDRESS_MODE_CLAMP_TO_BORDER.
     #[error(transparent)]
     MissingFeatures(#[from] MissingFeatures),
 }
diff --git a/wgpu-core/src/validation.rs b/wgpu-core/src/validation.rs
index 68a9288e0..52273b4f8 100644
--- a/wgpu-core/src/validation.rs
+++ b/wgpu-core/src/validation.rs
@@ -169,10 +169,6 @@ pub enum BindingError {
     InconsistentlyDerivedType,
     #[error("Texture format {0:?} is not supported for storage use")]
     BadStorageFormat(wgt::TextureFormat),
-    #[error(
-        "Storage texture with access {0:?} doesn't have a matching supported `StorageTextureAccess`"
-    )]
-    UnsupportedTextureStorageAccess(naga::StorageAccess),
 }
 
 #[derive(Clone, Debug, Error)]