Update error messages and descriptions for consistency

Author: JarbasHorst

concepts/backup-storage-error-codes.md

@@ -61,7 +61,7 @@ The following table lists the possible error and response codes that can be retu
 |200|ProtectionUnitAlreadyExists|This is a delta patch ProtectionUnit level error returned when the request has duplicate Protection Unit in the list that is already present in the service.|ProtectionUnit level error: ProtectionUnit already exists.|
 |200|ProtectionUnitNotFound|This is a delta patch ProtectionUnit level error returned when the user requests to remove Protection Unit, which isn't present in the service.|ProtectionUnit level error: ProtectionUnit doesn't exist.|
 |400|DuplicateProtectionUnitInList|This is a Protection Unit level error returned when the request has duplicate artifacts in the list.|Protection Unit level error: Duplicate Protection Unit in list.|
-|400|ProtectionUnitActionNotAllowed|Artifact with given ProtectionUnitId cannot be removed as it is protected by a dynamic rule| Protection units protected via dynamic rules cannot removed manually.|
+|400|ProtectionUnitActionNotAllowed|The artifact with the given protection unit ID can't be removed as it's protected by a dynamic rule.| Protection units protected via dynamic rules can't be removed manually.|
 |404|PolicyNotFound|Thrown when the ID is valid but the policy doesn't exist.|Unable to get the Protection Policy.|
 
 ## Delete inactive protection policy API errors
@@ -252,87 +252,87 @@ The following table lists the possible error and response code that can be retur
 | HTTP status code| Error code| Error message | Description|
 |:------------------|:--------------|:--------------|:--------------|
 |400|InvalidInclusionRuleCreateRequest|Can't process the request because it's malformed or incorrect.|Invalid create request.|
-|400|InvalidRuleExpression|Value cannot be null or Invalid expression.|Expression is not valid and cannot be parsed.|
-|413|InvalidRuleExpressionGroupLimitExceeded|Rule expression containing more than 100 group ids is not allowed.|Expression contains more group id's than imposed limit.|
+|400|InvalidRuleExpression|Value can't be null or invalid expression.|The expression isn't valid and can't be parsed.|
+|413|InvalidRuleExpressionGroupLimitExceeded|Rule expression that contains more than 100 group IDs isn't allowed.|The expression contains more group IDs than the imposed limit allows.|
 
 ## Update inclusion rule API errors
 
 The error codes in this section apply to the following APIs:
 
-- [Update MailboxProtectionRule](/graph/api/protectionrulebase-update)
-- [Update DriveProtectionRule](/graph/api/protectionrulebase-update)
+- [Update driveProtectionRule](/graph/api/protectionrulebase-update)
+- [Update mailboxProtectionRule](/graph/api/protectionrulebase-update)
 
 The following table lists the possible error and response codes that can be returned.
 
 | HTTP status code| Error code| Error message | Description|
 |:------------------|:--------------|:--------------|:--------------|
-|400|InvalidRuleExpression|Value cannot be null or Invalid expression|Expression is not valid and cannot be parsed.|
-|400|PatchNotAllowedForStaticRule|Patch operation is not allowed for static rule|Invalid update request.|
-|400|InvalidProtectionRulePatchRequest|IsAutoApplyEnabled parameter is not supported in patch request.|`IsAutoApplyEnabled` can be supplied only at the time of creation. Conversion of static rule to dynamic rule and vice-versa is not allowed.|
-|400|InvalidProtectionRuleStatusForUpdation|Update operation is not allowed in current state.|Invalid state to invoke update operation.|
-|404|ProtectionRuleNotFound|Protection rule with given ID doesn't exists.|Rule ID given is either wrong or the rule is deleted.|
-|413|InvalidRuleExpressionGroupLimitExceeded|Rule expression containing more than 100 group ids is not allowed.|Expression contains more group id's than imposed limit.|
-|422|InvalidProtectionRuleStatusForDynamicRuleEdit|Patch operation is not allowed in current state.|Patch operation is not allowed in deleteRequested state.|
+|400|InvalidProtectionRulePatchRequest|The **isAutoApplyEnabled** parameter isn't supported in a patch request.|The **isAutoApplyEnabled** parameter can be supplied only at the time of creation. The conversion between a static rule and a dynamic rule, and vice versa, isn't allowed.|
+|400|InvalidProtectionRuleStatusForUpdation|Update operation isn't allowed in the current state.|Invalid state to invoke the update operation.|
+|400|InvalidRuleExpression|Value can't be null or invalid expression|The expression isn't valid and can't be parsed.|
+|400|PatchNotAllowedForStaticRule|Patch operation isn't allowed for a static rule.|Invalid update request.|
+|404|ProtectionRuleNotFound|Protection rule with the given ID doesn't exist.|The given rule ID is either incorrect or the rule was deleted.|
+|413|InvalidRuleExpressionGroupLimitExceeded|Rule expression that contains more than 100 group IDs isn't allowed.|The expression contains more group IDs than the imposed limit allows.|
+|422|InvalidProtectionRuleStatusForDynamicRuleEdit|Patch operation isn't allowed in the current state.|The patch operation isn't allowed in the `deleteRequested` state.|
 
-## DeleteAndUnprotect inclusion rule API errors
+## Delete and unprotect inclusion rule API errors
 
-The error codes in this section apply to the following API:
+The error codes in this section apply to the following APIs:
 
-- [DeleteAndUnprotect MailboxProtectionRule](/graph/api/protectionrulebase-deleteandunprotect)
-- [DeleteAndUnprotect DriveProtectionRule](/graph/api/protectionrulebase-deleteandunprotect)
+- [driveProtectionRule: deleteAndUnprotect](/graph/api/protectionrulebase-deleteandunprotect)
+- [mailboxProtectionRule: deleteAndUnprotect](/graph/api/protectionrulebase-deleteandunprotect)
 
 The following table lists the possible error and response code that can be returned.
 
 | HTTP status code| Error code| Error message | Description|
 |:------------------|:--------------|:--------------|:--------------|
-|400|InvalidInclusionRuleId|Rule ID in request is invalid, null, or empty.|Rule ID is invalid.|
-|404|ProtectionRuleNotFound|Protection rule with given ID doesn't exists.|Rule ID given is either wrong or the rule is deleted.|
-|422|InvalidProtectionRuleStatusForDynamicRuleDeleteAndUnprotectAll|DeleteAndUnprotect operation is not allowed in current state.|Invalid state to invoke deleteandunprotect action.|
+|400|InvalidInclusionRuleId|Rule ID in the request is invalid, null, or empty.|The rule ID is invalid.|
+|404|ProtectionRuleNotFound|Protection rule with the given ID doesn't exist.|The given rule ID is either incorrect or the rule was deleted.|
+|422|InvalidProtectionRuleStatusForDynamicRuleDeleteAndUnprotectAll|The **deleteAndUnprotect** operation isn't allowed in the current state.|Invalid state to invoke the **deleteAndUnprotect** action.|
 
 ## Run inclusion rule API errors
 
-The error codes in this section apply to the following API:
+The error codes in this section apply to the following APIs:
 
-- [Run MailboxProtectionRule](/graph/api/protectionrulebase-run)
-- [Run DriveProtectionRule](/graph/api/protectionrulebase-run)
+- [Run driveProtectionRule](/graph/api/protectionrulebase-run)
+- [Run mailboxProtectionRule](/graph/api/protectionrulebase-run)
 - [Run siteProtectionRule](/graph/api/protectionrulebase-run)
 
-The following table lists the possible error and response code that can be returned.
+The following table lists the possible error and response codes that can be returned.
 
 | HTTP status code| Error code| Error message | Description|
 |:------------------|:--------------|:--------------|:--------------|
-|400|InvalidInclusionRuleId|Rule ID in request is invalid, null, or empty.|Rule ID is invalid.|
-|400|ProtectionRuleActionNotAllowed|Run action is not allowed for protection rule.|Invalid state for invoke run operation.|
-|400|RunNotAllowedForDynamicRule|Run operation is not allowed for dynamic rule|Invalid operation for dynamic rules.|
-|404|ProtectionRuleNotFound|Protection rule with given ID doesn't exists.|Rule ID given is either wrong or the rule is deleted.|
+|400|InvalidInclusionRuleId|Rule ID in the request is invalid, null, or empty.|The rule ID is invalid.|
+|400|ProtectionRuleActionNotAllowed|Run action isn't allowed for protection rule.|Invalid state to invoke the run action.|
+|400|RunNotAllowedForDynamicRule|Run operation isn't allowed for dynamic rule.|Invalid operation for dynamic rules.|
+|404|ProtectionRuleNotFound|Protection rule with the given ID doesn't exist.|The given rule ID is either incorrect or the rule was deleted.|
 
 ## Get inclusion rule by ID API errors
 
 The error codes in this section apply to the following API:
 
 - [Get protectionRuleBase](/graph/api/protectionrulebase-get)
 
-The following table lists the possible error and response code that can be returned.
+The following table lists the possible error and response codes that can be returned.
 
 | HTTP status code| Error code| Error message | Description|
 |:------------------|:--------------|:--------------|:--------------|
-|400|InvalidInclusionRuleId|Rule ID in request is invalid, null, or empty.|Rule ID is invalid.|
-|404|ProtectionRuleNotFound|Protection rule with given ID doesn't exists.|Rule ID given is either wrong or the rule is deleted.|
+|400|InvalidInclusionRuleId|Rule ID in the request is invalid, null, or empty.|The rule ID is invalid.|
+|404|ProtectionRuleNotFound|Protection rule with the given ID doesn't exist.|The given rule ID is either incorrect or the rule was deleted.|
 
 ## Delete inclusion rule by ID API errors
 
 The error codes in this section apply to the following API:
 
 - [Get protectionRuleBase](/graph/api/protectionrulebase-delete)
 
-The following table lists the possible error and response code that can be returned.
+The following table lists the possible error and response codes that can be returned.
 
 | HTTP status code| Error code| Error message | Description|
 |:------------------|:--------------|:--------------|:--------------|
-|400|InvalidInclusionRuleId|Rule ID in request is invalid, null, or empty.|Rule ID is invalid.|
-|400|InvalidProtectionRuleStatusForDeletion|Delete operation is not allowed in current state.|Invalid state to invoke delete operation.|
-|404|ProtectionRuleNotFound|Protection rule with given ID doesn't exists.|Rule ID given is either wrong or the rule is deleted.|
-|422|InvalidProtectionRuleStatusForDynamicRuleDeletion|Delete operation is not allowed in current state.|Invalid state to invoke delete operation on dynamic rule.|
+|400|InvalidInclusionRuleId|Rule ID in the request is invalid, null, or empty.|The rule ID is invalid.|
+|400|InvalidProtectionRuleStatusForDeletion|Delete operation isn't allowed in the current state.|Invalid state to invoke the delete operation.|
+|404|ProtectionRuleNotFound|Protection rule with the given ID doesn't exist.|The given rule ID is either incorrect or the rule was deleted.|
+|422|InvalidProtectionRuleStatusForDynamicRuleDeletion|Delete operation isn't allowed in the current state.|Invalid state to invoke the delete operation on a dynamic rule.|
 
 ## Get restore point API errors