diff --git a/src/dawn/native/RenderEncoderBase.cpp b/src/dawn/native/RenderEncoderBase.cpp
index e6fd1a9d0c..f186c162dc 100644
--- a/src/dawn/native/RenderEncoderBase.cpp
+++ b/src/dawn/native/RenderEncoderBase.cpp
@@ -237,8 +237,6 @@ namespace dawn::native {
                 if (IsValidationEnabled()) {
                     DAWN_TRY(GetDevice()->ValidateObject(pipeline));
 
-                    // TODO(dawn:563): More detail about why the states are incompatible would be
-                    // nice.
                     DAWN_INVALID_IF(pipeline->GetAttachmentState() != mAttachmentState.Get(),
                                     "Attachment state of %s is not compatible with %s.\n"
                                     "%s expects an attachment state of %s.\n"
diff --git a/src/dawn/native/RenderPassEncoder.cpp b/src/dawn/native/RenderPassEncoder.cpp
index aac0ca7bd6..b7f756338d 100644
--- a/src/dawn/native/RenderPassEncoder.cpp
+++ b/src/dawn/native/RenderPassEncoder.cpp
@@ -281,12 +281,13 @@ namespace dawn::native {
                     for (uint32_t i = 0; i < count; ++i) {
                         DAWN_TRY(GetDevice()->ValidateObject(renderBundles[i]));
 
-                        // TODO(dawn:563): Give more detail about why the states are incompatible.
-                        DAWN_INVALID_IF(
-                            attachmentState != renderBundles[i]->GetAttachmentState(),
-                            "Attachment state of renderBundles[%i] (%s) is not compatible with "
-                            "attachment state of %s.",
-                            i, renderBundles[i], this);
+                        DAWN_INVALID_IF(attachmentState != renderBundles[i]->GetAttachmentState(),
+                                        "Attachment state of renderBundles[%i] (%s) is not "
+                                        "compatible with %s.\n"
+                                        "%s expects an attachment state of %s.\n"
+                                        "renderBundles[%i] (%s) has an attachment state of %s.",
+                                        i, renderBundles[i], this, this, attachmentState, i,
+                                        renderBundles[i], renderBundles[i]->GetAttachmentState());
 
                         bool depthReadOnlyInBundle = renderBundles[i]->IsDepthReadOnly();
                         DAWN_INVALID_IF(