McpException

class McpException @JvmOverloads constructor(val code: Int, message: String = "MCP error ", val data: JsonElement? = null, cause: Throwable? = null) : Exception(source)

Represents an error specific to the MCP protocol.

message

The error message. Used verbatim as Exception.message — no error code prefix is prepended. Defaults to "MCP error $code" when not provided.

cause

The original cause.

Constructors

constructor(code: Int, message: String = "MCP error ", data: JsonElement? = null, cause: Throwable? = null)

expect open val cause: Throwable?

The MCP/JSON‑RPC error code.

Optional additional error payload as a JSON element; null when not provided.

expect open val message: String?