All Errors
4963 error solutions available - Page 103 of 249
TerraformINTERMEDIATEMEDIUM
How to fix "argument not expected" error in Terraform
This error occurs when Terraform configuration contains invalid or unsupported arguments in resources, modules, or variables. Fix it by verifying argument names against provider documentation, checking module variable definitions, and updating deprecated arguments.
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Error: An argument named X is not expected here. D...MySQLINTERMEDIATEHIGH
How to fix 'SSL connection error (2026)' in MySQL
MySQL error 2026 occurs when the SSL/TLS connection between client and server fails due to certificate issues, protocol version mismatches, or misconfiguration. This commonly affects database connections in applications and requires SSL certificate verification fixes.
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CR_SSL_CONNECTION_ERROR (2026): SSL connection err...ReactINTERMEDIATEMEDIUM
How to fix "Unable to query by role" in React Testing Library
This error occurs when React Testing Library cannot find an element with the specified ARIA role during testing. It often happens when elements are not properly accessible, have incorrect roles, or are rendered asynchronously.
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Unable to query by role "button" - no matching ele...PrismaINTERMEDIATEMEDIUM
How to fix "P2004: A constraint failed on the database" in Prisma
The Prisma P2004 error occurs when a database constraint violation prevents data from being inserted or updated. This error indicates that your operation violated a database-level constraint like a unique key, foreign key, or check constraint.
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P2004: A constraint failed on the databaseSQLiteADVANCEDHIGH
Content in virtual table is corrupt
This error occurs when SQLite detects corruption in a virtual table, most commonly in FTS (Full Text Search) tables. It indicates that the virtual table's internal data structures have been damaged or contain invalid data.
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SQLITE_CORRUPT_VTAB: Content in virtual table is c...SSHBEGINNERMEDIUM
How to fix "Failed password for user" in SSH
SSH authentication failed because the password you entered is incorrect, or the user account doesn't have password authentication enabled. Common causes include wrong credentials, disabled password auth, or account restrictions.
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Failed password for user from hostname port XXXXX ...PrismaINTERMEDIATEMEDIUM
How to fix "P3003: The format of migrations changed" in Prisma
The Prisma P3003 error occurs when Prisma detects that the format of migration files has changed between different versions of Prisma. This typically happens when upgrading Prisma versions or when migration files have been manually modified. The fix involves resetting migrations or updating your migration workflow to be compatible with the new format.
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P3003: The format of migrations changedDynamoDBINTERMEDIATEHIGH
How to fix "TransactionCanceledException: Transaction cancelled" in DynamoDB
DynamoDB returns TransactionCanceledException when a TransactWriteItems or TransactGetItems operation fails to complete. This error occurs when one or more items in the transaction cannot be processed due to conflicts, throttling, validation errors, or other constraints.
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TransactionCanceledException: Transaction cancelle...PrismaINTERMEDIATELOW
How to fix "P3008: The migration is already recorded as applied" in Prisma
The Prisma P3008 error occurs when you attempt to use `prisma migrate resolve --applied` on a migration that has already been marked as applied in the _prisma_migrations table. This typically happens when trying to manually mark a migration as resolved, but the migration is already in the desired state. The fix involves checking your migration history and using the appropriate resolve command.
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P3008: The migration `{migration_name}` is already...ElasticsearchINTERMEDIATEMEDIUM
DocumentMissingException: Document missing
This error occurs when attempting to update, delete, or retrieve a document that does not exist in the Elasticsearch index. It commonly happens during concurrent operations or when update requests target non-existent documents.
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DocumentMissingException: [index][type][id]: docum...ReactINTERMEDIATEMEDIUM
How to fix "Cannot perform a state update inside a useReducer without dispatching an action" in React
This error occurs when you attempt to modify React state directly within a useReducer hook without dispatching an action. It breaks the fundamental Redux pattern where state updates must be triggered by dispatched actions. This guide explains how to identify and fix this common mistake.
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Cannot perform a state update inside a useReducer ...SSHINTERMEDIATEMEDIUM
Received message too long in SFTP
The "Received message too long" error in SFTP occurs when shell startup scripts output text that corrupts the SFTP protocol stream. The error number is actually the first four bytes of the output interpreted as a packet size.
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Received message too longReactBEGINNERMEDIUM
How to fix "Reducer returned undefined after action" in React Redux
This error occurs when a Redux reducer returns undefined instead of a valid state. It's a common mistake in Redux applications that can be fixed by ensuring reducers always return a defined state, even for unrecognized actions.
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Reducer returned undefined after action, check you...ReactINTERMEDIATEMEDIUM
How to fix "useReducer received an invalid reducer function" in React
The "useReducer received an invalid reducer function" error occurs when React's useReducer hook receives a reducer function that doesn't meet the required criteria. This typically happens when the reducer mutates state directly, doesn't return a value for all action types, or has an incorrect function signature.
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useReducer received an invalid reducer functionReactINTERMEDIATEMEDIUM
How to fix "Cannot mutate state in a non-immer reducer" in React Redux
This error occurs when you try to directly mutate the state in a Redux reducer without using Immer. Redux requires immutable updates, and mutating state directly can cause components not to re-render and break time-travel debugging. This guide explains how to properly update state immutably in Redux reducers.
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Cannot mutate state in a non-immer reducerPostgreSQLINTERMEDIATEHIGH
How to fix 'ERROR: Parameter $N does not exist' in PostgreSQL
This error occurs when using parameterized queries in PostgreSQL and the parameter placeholders ($1, $2, etc.) don't match the number of values provided. It typically happens when developers use prepared statements incorrectly, fail to provide all parameter values, or misconfigure their database driver. Ensure parameter counts align and use your driver's parameterized query API correctly.
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ERROR: Parameter $N does not existSSHINTERMEDIATEMEDIUM
How to fix "Connection reset by hostname [preauth]" in SSH
The SSH server resets the TCP connection before authentication completes. This usually stems from network issues, brute-force attempts, or client timeout during key exchange.
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Connection reset by hostname port XXXXX [preauth]SSHINTERMEDIATEMEDIUM
How to fix "ssh-add: No identities found" in SSH
The SSH agent is running but has no private keys loaded. This error occurs when attempting to use ssh-add without first adding SSH keys to the agent. Fix by generating SSH keys, starting the SSH agent, and explicitly adding your keys.
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ssh-add: No identities foundPrismaINTERMEDIATEMEDIUM
How to fix "P2028: Transaction API error" in Prisma
The Prisma P2028 error occurs when there is an issue with transaction API usage in Prisma. This typically happens due to invalid transaction operations, attempting to use a transaction that has already been committed or rolled back, or nested transaction conflicts. The fix involves reviewing your transaction logic and ensuring proper transaction lifecycle management.
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P2028: Transaction API errorElasticsearchINTERMEDIATEMEDIUM
How to fix "IndexNotFoundException: no such index [index_name]" in Elasticsearch
This error occurs when Elasticsearch cannot find the specified index during a search, index, or other operation. The index may have been deleted, never created, or you might be using the wrong index name. This is a common error when applications reference indices that don't exist or have been renamed.
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IndexNotFoundException: no such index [index_name]