ErrLookup › yiisoft/yii2
yiisoft/yii2
Yii 2: The Fast, Secure and Professional PHP Framework · PHP · 525 source files
Analyzed at 66f00d18a2 on 2026-08-17. 129 documented errors.
| Code / Message | Type | Severity | Tags |
|---|---|---|---|
| Invalid operator '$operator'. | exception | error | yii2, database, query-builder, like, operator, regex-validation |
| Operator '$operator' requires two operands. | exception | error | yii2, database, query-builder, operator, where-condition, validation |
| Operator '$operator' requires three operands. | exception | error | yii2, database, query-builder, between, where-condition, validation |
| Invalid path alias: $alias | exception | error | path-alias, configuration, yii-core, filesystem |
| Unable to find column '$column' in table '$table'. | exception | error | yii2, cubrid, database, schema, column-comment, migration |
| Exclude/include pattern must be a string. | exception | error | filesystem, glob, type-validation, yii2 |
| Unable to find '$className' in file: $classFile. Namespace… | exception | error | autoloading, namespace, composer, class-not-found |
| Hash is invalid. | exception | error | php, yii2, security, bcrypt, password, authentication |
| Unable to find column '$oldName' in table '$table'. | exception | error | yii2, mysql, database, migration, rename-column, schema |
| Failed to create directory | exception | error | filesystem, permissions, mkdir, php, yii2, deployment |
| yii\db\mssql\conditions\InConditionBuilder::buildSubqueryInC… | exception | error | yii2, mssql, sqlserver, database, query-builder, in-condition, subquery, composite-key, not-supported |
| Table not found: $tableName | exception | error | yii2, cubrid, database, sequence, schema, fixture |
| Failed to change permissions for directory | exception | error | filesystem, permissions, chmod, php, yii2, ownership |
| OpenSSL failure on decryption | exception | error | security, decryption, openssl, config-drift, yii2 |
| Unknown bootstrapping component ID: $mixed | exception | error | configuration, bootstrap, application, service-locator |
| If exclude/include pattern is an array it must contain the… | exception | error | filesystem, glob, filters, options-validation, yii2 |
| You should configure "cache" component to use database… | exception | error | php, yii2, cache, migration, dbcache, console, configuration |
| Failed to instantiate class "Instance". Required parameter… | exception | warning | yii2, dependency-injection, instance, var-export, serialization |
| Missing required parameter "$name" when calling "$funcName". | exception | error | yii2, dependency-injection, container, invoke, invalid-config |
| Could not load required service | exception | error | dependency-injection, controller, action, service-locator |
| Invalid validation rule: a rule must specify both attribute… | exception | error | php, yii2, model, validation, rules, config |
| Controller class must extend from \yii\base\Controller. | exception | error | php, yii2, controller, inheritance, debug-mode |
| Invalid data type: $class. $type is expected. | exception | error | yii2, dependency-injection, config, instance, type-mismatch |
| The view file does not exist: $viewFile | exception | error | php, yii2, views, rendering, file-not-found, deployment |
| Primary key of ' ' can not be empty. | exception | error | primary-key, join, active-record, schema, duplicate-rows |
| Unable to open directory: $dir | exception | error | filesystem, directory, permissions, opendir, yii2 |
| is not an allowed cipher | exception | error | php, yii2, security, encryption, cipher, config |
| The directory does not exist: $path | exception | critical | php, yii2, config, bootstrap, path-alias, module |
| There is no type mapping for | exception | warning | php, yii2, behavior, model, typecast, validation-rules |
| The "formName()" method should be explicitly defined for… | exception | error | model, forms, anonymous-class, php7 |
| Setting unknown property | exception | error | oop, magic-methods, configuration, typo |
| There is not sequence associated with table '$tableName'. | exception | error | yii2, cubrid, database, sequence, schema, fixture |
| Failed to generate HMAC with hash algorithm: | exception | error | php, yii2, security, hmac, hash, tamper-check |
| MemCache requires PHP $extension extension to be loaded. | exception | error | php, yii2, cache, memcache, php-extension, environment, deployment |
| Failed to instantiate component or class "$reference->id". | exception | error | yii2, dependency-injection, instance, class-not-found, config |
| Unable to locate view file for view '$view': no active… | exception | error | php, yii2, views, rendering, console, controller-context |
| Unable to resolve view file for view '$view': no active… | exception | error | php, yii2, views, rendering, console, view-context |
| Attribute name must contain word characters only. | exception | error | forms, attribute-name, validation, html, yii2 |
| Failed to generate HMAC with hash algorithm | exception | error | php, yii2, security, hmac, hash, config |
| CUBRID does not support check constraints. | exception | error | yii2, cubrid, database, schema, introspection, check-constraint, not-supported |
| Unsupported configuration type: ' . gettype($type) | exception | error | di-container, createobject, configuration, factory |
| Unsetting an unknown or read-only property | exception | error | oop, behaviors, magic-methods, unset |
| Relation names are case sensitive. | exception | error | relations, naming, case-sensitivity, magic-getter |
| Value must be convertable to string. | exception | error | relations, type-conversion, primary-key, string-cast |
| ::formName() cannot be empty for tabular inputs. | exception | error | forms, form-name, tabular-input, validation, yii2 |
| The "basePath" property must be set. | exception | error | php, yii2, theming, views, configuration, rendering |
| Subquery for EXISTS operator must be a Query object. | exception | error | yii2, database, query-builder, exists, subquery |
| The dir argument must be a directory: $dir | exception | error | filesystem, directory, validation, remove-directory, yii2 |
| does not have a primary key. You should either define a… | exception | critical | primary-key, active-record, schema, save, delete |
| get_class($this) . ' must define a "run()" method.' | exception | error | mvc, action, controller, run-method |
| OpenSSL failure on encryption | exception | error | security, encryption, openssl, environment, yii2 |
| Table not found: $table | exception | error | yii2, mssql, sqlserver, database, column-comment, migration, extended-property |
| Object configuration must be an array containing a "class"… | exception | error | di-container, createobject, configuration |
| FileDependency::fileName must be set | exception | error | php, yii2, cache, dependency, filesystem, configuration |
| Cannot unserialize yii\db\BatchQueryResult | exception | error | security, unserialize, cve-2020-15148, query-iterator, yii2 |
| Key " " is not a column name and can not be used as a filter | exception | error | active-record, condition, column-validation, sql-injection-guard |
| The "basePath" configuration for the Application is… | exception | error | configuration, application, bootstrap, path |
| Calling unknown method | exception | error | oop, behaviors, magic-methods, method-call |
| " ::$query" should be an instance of… | exception | error | php, yii2, cache, dependency, query, configuration |
| Unable to change mode of | exception | error | permissions, chmod, privileges, environment, yii2 |
| Unsetting read-only property | exception | error | oop, magic-methods, unset, property-access |
| Expecting end() of , found | exception | error | php, yii2, widget, views, rendering, nesting |
| The 'host' property must be specified for every memcache… | exception | error | php, yii2, cache, memcache, configuration, servers |
| Unsupported type | exception | error | php, yii2, behavior, typecast, enums, configuration |
| yii\db\cubrid\QueryBuilder::dropCheck is not supported by… | exception | error | yii2, cubrid, database, migration, check-constraint, not-supported |
| Invalid link: it must be an array of key-value pairs. | exception | error | relations, configuration, link, active-record |
| Encryption requires the OpenSSL PHP extension | exception | error | php, yii2, security, encryption, openssl, php-extension |
| MySQL < 8.0.16 does not support check constraints. | exception | error | yii2, php, mysql, database, check-constraint, version-mismatch |
| "$reference->id" refers to a get_class($component)… | exception | error | yii2, dependency-injection, instance, type-mismatch, config |
| Unknown scenario: $scenario | exception | error | php, yii2, model, validation, scenario |
| The version argument must be either a timestamp (e.g… | exception | error | |
| Unable to change ownership | exception | error | filesystem, ownership, file-exists, yii2 |
| yii\db\cubrid\QueryBuilder::addCheck is not supported by… | exception | error | yii2, cubrid, database, migration, check-constraint, not-supported |
| Getting unknown property | exception | error | oop, magic-methods, property-access, typo |
| You are not allowed to perform this action. | http | error | yii2, access-control, rbac, authorization, http-403, filter |
| CUBRID does not support default value constraints. | exception | error | yii2, cubrid, database, schema, introspection, default-value, not-supported |
| The "baseUrl" property must be set. | exception | error | php, yii2, theming, assets, urls, configuration |
| " " must have a primary key. | exception | error | primary-key, find, active-record, baseactiverecord |
| Cost must be between 4 and 31. | exception | warning | php, yii2, security, bcrypt, deprecated, configuration |
| Expected expected value to be a string, | exception | error | php, yii2, security, string-comparison, timing-attack, null-safety |
| Invalid parameters to hash_hkdf() | exception | error | php, yii2, security, hkdf, key-derivation, hash |
| Invalid parameters to hash_pbkdf2() | exception | error | php, yii2, security, pbkdf2, key-derivation, hash |
| DbDependency::sql must be set. | exception | error | php, yii2, cache, dependency, database, configuration |
| The object being deleted is outdated. | exception | error | optimistic-locking, concurrency, delete, stale-object, yii2 |
| The object being updated is outdated. | exception | error | optimistic-locking, concurrency, update, stale-object, conflict |
| Unexpected configuration type for the "$id" component… | exception | error | yii2, service-locator, config, component, invalid-type |
| DB Connection is not active. | exception | error | yii2, php, oracle, oci, database, connection, last-insert-id |
| Unknown component ID: $id | exception | error | yii2, service-locator, config, component, unknown-id |
| Invalid data type: $valueType. $type is expected. | exception | error | yii2, dependency-injection, instance, type-mismatch, invalid-config |
| Unable to determine the entry script file path. | exception | error | php, yii2, request, cli, server-superglobal |
| The ArrayExpression class can not be iterated when the… | exception | error | expression, iterator, query, array, yii2 |
| 'Getting write-only property: ' . get_class($this) . '::' … | exception | error | oop, magic-methods, property-access |
| is not supported. | exception | error | active-record, unsupported-operation, static-methods, batch-update |
| SQLite does not support default value constraints. | exception | error | sqlite, yii2, schema, introspection, default-value, not-supported |
| The table does not exist | exception | critical | database, schema, migration, table, configuration, schema-cache |
| Unable to change group ownership of | exception | error | ownership, chgrp, privileges, environment, yii2 |
| The configuration for the "$id" component must contain a… | exception | error | yii2, service-locator, config, component, missing-class-key |
| Unknown table: $table | exception | error | yii2, php, oracle, oci, database, sequence, table-not-found |
| Password must be a string and cannot be empty. | exception | error | php, yii2, security, password, bcrypt, argument-validation |
| The user part of $ownership must be an integer, string, or… | exception | error | ownership, type-validation, invalid-argument, yii2 |