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Defines error codes related to MQTT client.
Defined in header <boost/mqtt5/error.hpp>
enum class error : int;
Name |
Description |
---|---|
|
The packet is malformed. |
|
The packet has exceeded the Maximum Packet Size the Server is willing to accept. |
|
The Client's session does not exist or it has expired. |
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There are no more available Packet Identifiers to use. |
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The Topic is invalid and does not conform to the specification. |
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The Server does not support the specified |
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The Server does not support retained messages. |
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The Client attempted to send a Topic Alias that is greater than Topic Alias Maximum. |
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The Server does not support Wildcard Subscriptions. |
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The Server does not support this Subscription Identifier. |
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The Server does not support Shared Subscriptions. |
Encapsulates errors that occur on the client side.
Convenience header <boost/mqtt5.hpp>