here is an additional stack Trace. maybe someone can help?
it appears not on every project.
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=1ms | sql=SELECT p.id, p.organization_uuid as organizationUuid, p.uuid as uuid, p.uuid_path as uuidPath, p.project_uuid as projectUuid, p.module_uuid as moduleUuid, p.module_uuid_path as moduleUuidPath, p.main_branch_project_uuid as mainBranchProjectUuid, p.kee as kee, p.name as name, p.long_name as longName, p.description as description, p.tags as tagsString, p.qualifier as qualifier, p.scope as scope, p.language as language, p.root_uuid as rootUuid, p.path as path, p.enabled as enabled, p.copy_component_uuid as copyComponentUuid, p.private as isPrivate, p.created_at as createdAt FROM projects p where p.kee=? | params=com.kion.truckvitalsignsservice:truckvitalsignsservice
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=3ms | sql=select kee as "key", is_empty as empty, text_value as value, created_at as createdAt from internal_properties where kee in ( ? ) | params=organization.default
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=1ms | sql=select org.uuid as "uuid", org.kee as "key", org.name as "name", org.description as "description", org.default_quality_gate_uuid as "defaultQualityGateUuid", org.url as "url", org.avatar_url as "avatarUrl", org.guarded as "guarded", org.subscription as "subscription", org.created_at as "createdAt", org.updated_at as "updatedAt" from organizations org where org.uuid = ? | params=AX0o8PGdlX8xatj4pVRu
2021.11.24 12:13:15 INFO ce[AX1R3UWgJvrBAAnHHxHg][o.s.c.t.s.ComputationStepExecutor] Load project | status=SUCCESS | time=11ms
2021.11.24 12:13:15 INFO ce[AX1R3UWgJvrBAAnHHxHg][o.s.c.t.s.ComputationStepExecutor] Load dump file | status=SUCCESS | time=2ms
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=1ms | sql=select kee as "key", is_empty as empty, text_value as value, created_at as createdAt from internal_properties where kee in ( ? ) | params=sonarsource.license
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=1ms | sql=select p.prop_key as "key", p.is_empty as empty, p.text_value as textValue, p.clob_value as clobValue, p.resource_id as resourceId, p.user_id as userId from properties p where p.prop_key=? and p.resource_id is null and p.user_id is null | params=sonar.core.id
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=1ms | sql=select kee as "key", is_empty as empty, text_value as value, created_at as createdAt from internal_properties where kee in ( ? ) | params=server.idChecksum
2021.11.24 12:13:15 INFO ce[AX1R3UWgJvrBAAnHHxHg][o.s.c.t.s.ComputationStepExecutor] Initialize | status=SUCCESS | time=6ms
2021.11.24 12:13:15 INFO ce[AX1R3UWgJvrBAAnHHxHg][o.s.c.t.s.ComputationStepExecutor] Check SonarQube version | status=SUCCESS | time=1ms
2021.11.24 12:13:15 INFO ce[AX1R3UWgJvrBAAnHHxHg][o.s.c.t.s.ComputationStepExecutor] Check plugins | status=SUCCESS | time=0ms
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=22ms | sql=SELECT p.id, p.organization_uuid as organizationUuid, p.uuid as uuid, p.uuid_path as uuidPath, p.project_uuid as projectUuid, p.module_uuid as moduleUuid, p.module_uuid_path as moduleUuidPath, p.main_branch_project_uuid as mainBranchProjectUuid, p.kee as kee, p.name as name, p.long_name as longName, p.description as description, p.tags as tagsString, p.qualifier as qualifier, p.scope as scope, p.language as language, p.root_uuid as rootUuid, p.path as path, p.enabled as enabled, p.copy_component_uuid as copyComponentUuid, p.private as isPrivate, p.created_at as createdAt FROM projects p where p.uuid=? | params=AVPIHf5dEHuQqj2kUKWU
2021.11.24 12:13:15 INFO ce[AX1R3UWgJvrBAAnHHxHg][o.s.c.t.s.ComputationStepExecutor] Fail on project duplication | status=SUCCESS | time=39ms
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=1ms | sql=SELECT m.id, m.name as kee, m.description, m.direction, m.domain, m.short_name as shortName, m.qualitative, m.val_type as valueType, m.user_managed as userManaged, m.enabled, m.worst_value as worstValue, m.best_value as bestValue, m.optimized_best_value as optimizedBestValue, m.hidden, m.delete_historical_data as deleteHistoricalData, m.decimal_scale as decimalScale FROM metrics m WHERE m.name in ( ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? , ? ) | params=afferent-couplings, alert_status, blocker_violations, branch_coverage, bugs, class_complexity, classes, code_smells, cognitive_complexity, comment_lines, comment_lines_density, complexity, conditions_to_cover, confirmed_issues, coverage, critical_severity_vulns, critical_violations, development_cost, directories, duplicated_blocks, duplicated_files, duplicated_lines, duplicated_lines_density, efferent-couplings, effort_to_reach_maintainability_rating_a, executable_lines_data, false_positive_issues, file_complexity, file_complexity_distribution, files, function_complexity, function_complexity_distribution, functions, high_severity_vulns, info_violations, inherited_risk_score, java_count, last_commit_date, line_coverage, lines, lines_to_cover, low_severity_vulns, major_violations, medium_severity_vulns, minor_violations, missing_package_info, missing_package_info_count, ncloc, ncloc_data, ncloc_language_distribution, new_blocker_violations, new_branch_coverage, new_bugs, new_code_smells, new_conditions_to_cover, new_coverage, new_critical_violations, new_development_cost, new_duplicated_blocks, new_duplicated_lines, new_duplicated_lines_density, new_info_violations, new_line_coverage, new_lines, new_lines_to_cover, new_maintainability_rating, new_major_violations, new_minor_violations, new_reliability_rating, new_reliability_remediation_effort, new_security_hotspots, new_security_rating, new_security_remediation_effort, new_sqale_debt_ratio, new_technical_debt, new_uncovered_conditions, new_uncovered_lines, new_violations, new_vulnerabilities, number-of-classes-and-interfaces, open_issues, package, package-dependency-cycles, package_count, public_api, public_documented_api_density, public_undocumented_api, quality_gate_details, quality_profiles, reliability_rating, reliability_remediation_effort, reopened_issues, security_hotspots, security_rating, security_remediation_effort, security_review_rating, skipped_tests, sqale_debt_ratio, sqale_index, sqale_rating, statements, test_errors, test_execution_time, test_failures, test_success_density, tests, total_dependencies, total_vulnerabilities, uncovered_conditions, uncovered_lines, violations, vulnerabilities, vulnerable_component_ratio, vulnerable_dependencies, wont_fix_issues
2021.11.24 12:13:15 DEBUG ce[AX1R3UWgJvrBAAnHHxHg][c.s.g.ce.A.B.M] 115 metrics loaded
2021.11.24 12:13:15 INFO ce[AX1R3UWgJvrBAAnHHxHg][o.s.c.t.s.ComputationStepExecutor] Load metrics | status=SUCCESS | time=11ms
2021.11.24 12:13:15 DEBUG ce[AX1R3UWgJvrBAAnHHxHg][c.s.g.ce.A.D.A] 0 ad-hoc rules imported
2021.11.24 12:13:15 INFO ce[AX1R3UWgJvrBAAnHHxHg][o.s.c.t.s.ComputationStepExecutor] Import ad-hoc rules | status=SUCCESS | time=0ms
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=0ms | sql=select kee as "key", is_empty as empty, text_value as value, created_at as createdAt from internal_properties where kee in ( ? ) | params=organization.default
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=1ms | sql=select org.uuid as "uuid", org.kee as "key", org.name as "name", org.description as "description", org.default_quality_gate_uuid as "defaultQualityGateUuid", org.url as "url", org.avatar_url as "avatarUrl", org.guarded as "guarded", org.subscription as "subscription", org.created_at as "createdAt", org.updated_at as "updatedAt" from organizations org where org.uuid = ? | params=AX0o8PGdlX8xatj4pVRu
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=2ms | sql=select r.id, r.plugin_rule_key as "ruleKey", r.plugin_name as "repositoryKey", r.description, r.description_format as "descriptionFormat", r.status, r.name, r.plugin_config_key as "configKey", r.priority as "severity", r.is_template as "isTemplate", r.is_external as "isExternal", r.is_ad_hoc as "isAdHoc", r.language as "language", r.template_id as "templateId", r.def_remediation_function as "defRemediationFunction", r.def_remediation_gap_mult as "defRemediationGapMultiplier", r.def_remediation_base_effort as "defRemediationBaseEffort", r.gap_description as "gapDescription", r.system_tags as "systemTagsField", r.security_standards as "securityStandardsField", r.rule_type as "type", r.plugin_key as "pluginKey", r.scope, r.created_at as "createdAtFromDefinition", r.updated_at as "updatedAtFromDefinition", rm.note_data as "noteData", rm.note_user_uuid as "noteUserUuid", rm.note_created_at as "noteCreatedAt", rm.note_updated_at as "noteUpdatedAt", rm.remediation_function as "remediationFunction", rm.remediation_gap_mult as "remediationGapMultiplier", rm.remediation_base_effort as "remediationBaseEffort", rm.tags as "tagsField", rm.ad_hoc_name as "adHocName", rm.ad_hoc_description as "adHocDescription", rm.ad_hoc_severity as "adHocSeverity", rm.ad_hoc_type as "adHocType", rm.created_at as "createdAtFromMetadata", rm.updated_at as "updatedAtFromMetadata" from rules r left outer join rules_metadata rm on rm.rule_id = r.id and rm.organization_uuid = ? where (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) or (r.plugin_name=? and r.plugin_rule_key=?) | params=AX0o8PGdlX8xatj4pVRu, checkstyle, com.puppycrawl.tools.checkstyle.checks.metrics.ClassDataAbstractionCouplingCheck, common-java, InsufficientBranchCoverage, fb-contrib, LO_APPENDED_STRING_IN_FORMAT_STRING, fb-contrib, LSC_LITERAL_STRING_COMPARISON, fb-contrib, NAB_NEEDLESS_BOOLEAN_CONSTANT_CONVERSION, fb-contrib, OCP_OVERLY_CONCRETE_PARAMETER, fb-contrib, SPP_EMPTY_CASING, fb-contrib, USFW_UNSYNCHRONIZED_SINGLETON_FIELD_WRITES, java, S1124, java, S1151, java, S116, java, S1309, java, S1312, java, S134, java, S1611, java, S2325, java, S2925, java, S2972, java, S2974, java, S3655, java, S4144, java, S4174, pmd, CommentSize, pmd, ConfusingTernary, pmd, GuardLogStatement, pmd, LocalVariableCouldBeFinal, pmd, UnnecessaryFullyQualifiedName, pmd-unit-tests, JUnitTestsShouldIncludeAssert
2021.11.24 12:13:15 DEBUG ce[AX1R3UWgJvrBAAnHHxHg][c.s.g.ce.A.D.D] 28 rules loaded
2021.11.24 12:13:15 INFO ce[AX1R3UWgJvrBAAnHHxHg][o.s.c.t.s.ComputationStepExecutor] Load rules | status=SUCCESS | time=11ms
2021.11.24 12:13:15 DEBUG ce[AX1R3UWgJvrBAAnHHxHg][c.s.g.ce.A.B.A] 0 branches imported
2021.11.24 12:13:15 INFO ce[AX1R3UWgJvrBAAnHHxHg][o.s.c.t.s.ComputationStepExecutor] Import branches | status=SUCCESS | time=0ms
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=1ms | sql=select kee as "key", is_empty as empty, text_value as value, created_at as createdAt from internal_properties where kee in ( ? ) | params=organization.default
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=1ms | sql=select org.uuid as "uuid", org.kee as "key", org.name as "name", org.description as "description", org.default_quality_gate_uuid as "defaultQualityGateUuid", org.url as "url", org.avatar_url as "avatarUrl", org.guarded as "guarded", org.subscription as "subscription", org.created_at as "createdAt", org.updated_at as "updatedAt" from organizations org where org.uuid = ? | params=AX0o8PGdlX8xatj4pVRu
2021.11.24 12:13:15 INFO ce[AX1R3UWgJvrBAAnHHxHg][o.s.c.t.s.ComputationStepExecutor] Import components | status=FAILED | time=3ms
2021.11.24 12:13:15 ERROR ce[AX1R3UWgJvrBAAnHHxHg][o.s.c.t.CeWorkerImpl] Failed to execute task AX1R3UWgJvrBAAnHHxHg
java.lang.IllegalStateException: Component with UUID [AX1RRbX8JvrBAAnHHxBd] does not exist
at com.google.common.base.Preconditions.checkState(Preconditions.java:197)
at com.sonar.governance.ce.A.B.J.A(Unknown Source)
at com.sonar.governance.ce.A.B.J.A(Unknown Source)
at com.sonar.governance.ce.A.B.J.execute(Unknown Source)
at org.sonar.ce.task.step.ComputationStepExecutor.executeStep(ComputationStepExecutor.java:81)
at org.sonar.ce.task.step.ComputationStepExecutor.executeSteps(ComputationStepExecutor.java:72)
at org.sonar.ce.task.step.ComputationStepExecutor.execute(ComputationStepExecutor.java:59)
at com.sonar.governance.ce.A.B.A(Unknown Source)
at com.sonar.governance.ce.A.A.A(Unknown Source)
at com.sonar.governance.ce.F.A.A(Unknown Source)
at com.sonar.governance.ce.F.A.process(Unknown Source)
at org.sonar.ce.taskprocessor.CeWorkerImpl$ExecuteTask.executeTask(CeWorkerImpl.java:209)
at org.sonar.ce.taskprocessor.CeWorkerImpl$ExecuteTask.run(CeWorkerImpl.java:191)
at org.sonar.ce.taskprocessor.CeWorkerImpl.findAndProcessTask(CeWorkerImpl.java:158)
at org.sonar.ce.taskprocessor.CeWorkerImpl$TrackRunningState.get(CeWorkerImpl.java:133)
at org.sonar.ce.taskprocessor.CeWorkerImpl.call(CeWorkerImpl.java:85)
at org.sonar.ce.taskprocessor.CeWorkerImpl.call(CeWorkerImpl.java:53)
at java.base/java.util.concurrent.FutureTask.run(Unknown Source)
at java.base/java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.base/java.util.concurrent.FutureTask.run(Unknown Source)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.base/java.lang.Thread.run(Unknown Source)
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=1ms | sql=select cq.uuid, cq.task_type as taskType, cq.component_uuid as componentUuid, cq.main_component_uuid as mainComponentUuid, cq.status as status, cq.submitter_uuid as submitterUuid, cq.worker_uuid as workerUuid, cq.started_at as startedAt, cq.created_at as createdAt, cq.updated_at as updatedAt from ce_queue cq where cq.uuid=? | params=AX1R3UWgJvrBAAnHHxHg
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=2ms | sql=update ce_activity set is_last=0, updated_at=? where is_last=1 and is_last_key=? | params=1637755995796, PROJECT_IMPORTAX1RRbX8JvrBAAnHHxBd
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=2ms | sql=update ce_activity set main_is_last=0, updated_at=? where main_is_last=1 and main_is_last_key=? | params=1637755995796, PROJECT_IMPORTAX1RRbX8JvrBAAnHHxBd
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=4ms | sql=insert into ce_activity ( uuid, component_uuid, main_component_uuid, analysis_uuid, status, task_type, is_last, is_last_key, main_is_last, main_is_last_key, submitter_uuid, submitted_at, worker_uuid, execution_count, started_at, executed_at, created_at, updated_at, execution_time_ms, error_message, error_stacktrace, error_type ) values ( ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, 0, ?, ?, ?, ?, ?, ?, ?, ? ) | params=AX1R3UWgJvrBAAnHHxHg, AX1RRbX8JvrBAAnHHxBd, AX1RRbX8JvrBAAnHHxBd, 12, FAILED, PROJECT_IMPORT, true, PROJECT_IMPORTAX1RRbX8JvrBAAnHHxBd, true, PROJECT_IMPORTAX1RRbX8JvrBAAnHHxBd, admin, 1637755995552, AX0t7p1kzxXxFQijYW2W, 1637755995695, 1637755995795, 1637755995796, 1637755995796, 100, Component with UUID [AX1RRbX8JvrBAAnHHxBd] does not exist, java.io.StringReader@5169764e, 12
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=2ms | sql=delete from ce_task_input where task_uuid in ( ? ) | params=AX1R3UWgJvrBAAnHHxHg
2021.11.24 12:13:15 TRACE ce[AX1R3UWgJvrBAAnHHxHg][sql] time=1ms | sql=delete from ce_queue where uuid=? and status = ? | params=AX1R3UWgJvrBAAnHHxHg, IN_PROGRESS
2021.11.24 12:13:15 INFO ce[AX1R3UWgJvrBAAnHHxHg][o.s.c.t.CeWorkerImpl] Executed task | project=com.kion.truckvitalsignsservice:truckvitalsignsservice | type=PROJECT_IMPORT | id=AX1R3UWgJvrBAAnHHxHg | submitter=admin | status=FAILED | time=112ms
2021.11.24 12:13:15 TRACE ce[][sql] time=1ms | sql=select kee as "key", is_empty as empty, text_value as value, created_at as createdAt from internal_properties where kee in ( ? ) | params=ce.pause
2021.11.24 12:13:15 TRACE ce[][sql] time=1ms | sql=update ce_queue set status='PENDING', updated_at=? where status <> 'PENDING' and worker_uuid = ? | params=1637755995819, AX0t7p1kzxXxFQijYW2W
2021.11.24 12:13:15 TRACE ce[][sql] time=0ms | sql=select taskuuid from ( select rownum as rn, t."uuid" as taskuuid from ( select cq.uuid as "uuid", cq.created_at as "created_at", cq.id as "id" from ce_queue cq where cq.status='PENDING' and cq.started_at is null and not exists ( select 1 from ce_queue cq2 where cq.main_component_uuid=cq2.main_component_uuid and cq2.status <> 'PENDING' ) order by created_at asc, id asc ) t ) t where t.rn between ? and ? | params=1, 1
2021.11.24 12:13:16 TRACE ce[][sql] time=0ms | sql=select kee as "key", is_empty as empty, text_value as value, created_at as createdAt from internal_properties where kee in ( ? ) | params=ce.pause