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Publish

Category	Description
`PNNetworkIssuesCategory`	The SDK is not being to able reach the PubNub Data Stream Network because the machine or device are not connected to Internet or this has been lost, your ISP (Internet Service Provider) is having to troubles or perhaps or the SDK is behind of a proxy.
`PNBadRequestCategory`	The SDK will return `PNBadRequestCategory` when are published messages and the instance of the SDK was not initialized with the `publishKey`.
	When it notified an error which does not contain the category included, this will be a validation error because the `channel` or `message` or even both are been missing in the publication.

Subscription

Categories	Description
`PNNetworkUpCategory`	The SDK detected that the network is online.
`PNNetworkDownCategory`	The SDK announces this when a connection isn't available, or when the SDK isn't able to reach the PubNub Data Stream Network.
`PNNetworkIssuesCategory`	A subscribe event experienced an exception when running. The SDK isn't able to reach the PubNub Data Stream Network. This may be due to many reasons, such as: the machine or device isn't connected to the internet; the internet connection has been lost; your internet service provider is having trouble; or, perhaps the SDK is behind a proxy.
`PNReconnectedCategory`	The SDK was able to reconnect to PubNub.
`PNConnectedCategory`	SDK subscribed with a new mix of channels. This is fired every time the channel or channel group mix changes.
`PNAccessDeniedCategory`	PAM permission failure.
`PNMalformedResponseCategory`	JSON parsing crashed.
`PNBadRequestCategory`	The server responded with a bad response error because the request is malformed.
`PNDecryptionErrorCategory`	If using decryption strategies and the decryption fails.
`PNTimeoutCategory`	Failure to establish a connection to PubNub due to a timeout.
`PNRequestMessageCountExceedCategory`	The SDK announces this error if `requestMessageCountThreshold` is set, and the number of messages received from PubNub (in-memory cache messages) exceeds the threshold.
`PNUnknownCategory`	Returned when the subscriber gets a non-200 HTTP response code from the server.

Publish

Category	Description
`PNNetworkIssuesCategory`	The SDK is not being to able reach the PubNub Data Stream Network because the machine or device are not connected to Internet or this has been lost, your ISP (Internet Service Provider) is having to troubles or perhaps or the SDK is behind of a proxy.
`PNBadRequestCategory`	The SDK will return `PNBadRequestCategory` when are published messages and the instance of the SDK was not initialized with the `publishKey`.
	When it notified an error which does not contain the category included, this will be a validation error because the `channel` or `message` or even both are been missing in the publication.

Subscription

Categories	Description
`PNNetworkUpCategory`	The SDK detected that the network is online.
`PNNetworkDownCategory`	The SDK announces this when a connection isn't available, or when the SDK isn't able to reach the PubNub Data Stream Network.
`PNNetworkIssuesCategory`	A subscribe event experienced an exception when running. The SDK isn't able to reach the PubNub Data Stream Network. This may be due to many reasons, such as: the machine or device isn't connected to the internet; the internet connection has been lost; your internet service provider is having trouble; or, perhaps the SDK is behind a proxy.
`PNReconnectedCategory`	The SDK was able to reconnect to PubNub.
`PNConnectedCategory`	SDK subscribed with a new mix of channels. This is fired every time the channel or channel group mix changes.
`PNAccessDeniedCategory`	PAM permission failure.
`PNMalformedResponseCategory`	JSON parsing crashed.
`PNBadRequestCategory`	The server responded with a bad response error because the request is malformed.
`PNDecryptionErrorCategory`	If using decryption strategies and the decryption fails.
`PNTimeoutCategory`	Failure to establish a connection to PubNub due to a timeout.
`PNRequestMessageCountExceedCategory`	The SDK announces this error if `requestMessageCountThreshold` is set, and the number of messages received from PubNub (in-memory cache messages) exceeds the threshold.
`PNUnknownCategory`	Returned when the subscriber gets a non-200 HTTP response code from the server.

Publish

Category	Description
`PNNetworkIssuesCategory`	The SDK is not being to able reach the PubNub Data Stream Network because the machine or device are not connected to Internet or this has been lost, your ISP (Internet Service Provider) is having to troubles or perhaps or the SDK is behind of a proxy.
`PNBadRequestCategory`	The SDK will return `PNBadRequestCategory` when are published messages and the instance of the SDK was not initialized with the `publishKey`.
	When it notified an error which does not contain the category included, this will be a validation error because the `channel` or `message` or even both are been missing in the publication.

Subscription

Categories	Description
`PNNetworkUpCategory`	The SDK detected that the network is online.
`PNNetworkDownCategory`	The SDK announces this when a connection isn't available, or when the SDK isn't able to reach the PubNub Data Stream Network.
`PNNetworkIssuesCategory`	A subscribe event experienced an exception when running. The SDK isn't able to reach the PubNub Data Stream Network. This may be due to many reasons, such as: the machine or device isn't connected to the internet; the internet connection has been lost; your internet service provider is having trouble; or, perhaps the SDK is behind a proxy.
`PNReconnectedCategory`	The SDK was able to reconnect to PubNub.
`PNConnectedCategory`	SDK subscribed with a new mix of channels. This is fired every time the channel or channel group mix changes.
`PNAccessDeniedCategory`	PAM permission failure.
`PNMalformedResponseCategory`	JSON parsing crashed.
`PNBadRequestCategory`	The server responded with a bad response error because the request is malformed.
`PNDecryptionErrorCategory`	If using decryption strategies and the decryption fails.
`PNTimeoutCategory`	Failure to establish a connection to PubNub due to a timeout.
`PNRequestMessageCountExceedCategory`	The SDK announces this error if `requestMessageCountThreshold` is set, and the number of messages received from PubNub (in-memory cache messages) exceeds the threshold.
`PNUnknownCategory`	Returned when the subscriber gets a non-200 HTTP response code from the server.

Publish

Category	Description
`PNNetworkIssuesCategory`	The SDK is not being to able reach the PubNub Data Stream Network because the machine or device are not connected to Internet or this has been lost, your ISP (Internet Service Provider) is having to troubles or perhaps or the SDK is behind of a proxy.
`PNBadRequestCategory`	The SDK will return `PNBadRequestCategory` when are published messages and the instance of the SDK was not initialized with the `publishKey`.
	When it notified an error which does not contain the category included, this will be a validation error because the `channel` or `message` or even both are been missing in the publication.

Subscription

Categories	Description
`PNNetworkUpCategory`	The SDK detected that the network is online.
`PNNetworkDownCategory`	The SDK announces this when a connection isn't available, or when the SDK isn't able to reach the PubNub Data Stream Network.
`PNNetworkIssuesCategory`	A subscribe event experienced an exception when running. The SDK isn't able to reach the PubNub Data Stream Network. This may be due to many reasons, such as: the machine or device isn't connected to the internet; the internet connection has been lost; your internet service provider is having trouble; or, perhaps the SDK is behind a proxy.
`PNReconnectedCategory`	The SDK was able to reconnect to PubNub.
`PNConnectedCategory`	SDK subscribed with a new mix of channels. This is fired every time the channel or channel group mix changes.
`PNAccessDeniedCategory`	PAM permission failure.
`PNMalformedResponseCategory`	JSON parsing crashed.
`PNBadRequestCategory`	The server responded with a bad response error because the request is malformed.
`PNDecryptionErrorCategory`	If using decryption strategies and the decryption fails.
`PNTimeoutCategory`	Failure to establish a connection to PubNub due to a timeout.
`PNRequestMessageCountExceedCategory`	The SDK announces this error if `requestMessageCountThreshold` is set, and the number of messages received from PubNub (in-memory cache messages) exceeds the threshold.
`PNUnknownCategory`	Returned when the subscriber gets a non-200 HTTP response code from the server.

Publish

Category	Description
`PNNetworkIssuesCategory`	The SDK is not being to able reach the PubNub Data Stream Network because the machine or device are not connected to Internet or this has been lost, your ISP (Internet Service Provider) is having to troubles or perhaps or the SDK is behind of a proxy.
`PNBadRequestCategory`	The SDK will return `PNBadRequestCategory` when are published messages and the instance of the SDK was not initialized with the `publishKey`.
	When it notified an error which does not contain the category included, this will be a validation error because the `channel` or `message` or even both are been missing in the publication.

Subscription

Categories	Description
`PNNetworkUpCategory`	The SDK detected that the network is online.
`PNNetworkDownCategory`	The SDK announces this when a connection isn't available, or when the SDK isn't able to reach the PubNub Data Stream Network.
`PNNetworkIssuesCategory`	A subscribe event experienced an exception when running. The SDK isn't able to reach the PubNub Data Stream Network. This may be due to many reasons, such as: the machine or device isn't connected to the internet; the internet connection has been lost; your internet service provider is having trouble; or, perhaps the SDK is behind a proxy.
`PNReconnectedCategory`	The SDK was able to reconnect to PubNub.
`PNConnectedCategory`	SDK subscribed with a new mix of channels. This is fired every time the channel or channel group mix changes.
`PNAccessDeniedCategory`	PAM permission failure.
`PNMalformedResponseCategory`	JSON parsing crashed.
`PNBadRequestCategory`	The server responded with a bad response error because the request is malformed.
`PNDecryptionErrorCategory`	If using decryption strategies and the decryption fails.
`PNTimeoutCategory`	Failure to establish a connection to PubNub due to a timeout.
`PNRequestMessageCountExceedCategory`	The SDK announces this error if `requestMessageCountThreshold` is set, and the number of messages received from PubNub (in-memory cache messages) exceeds the threshold.
`PNUnknownCategory`	Returned when the subscriber gets a non-200 HTTP response code from the server.