8000 NPE while generating Schema Diff script · Issue #42 · SAP/sap-commerce-db-sync · GitHub
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NPE while generating Schema Diff script #42

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klapek777 opened this issue Mar 17, 2025 · 0 comments
Open

NPE while generating Schema Diff script #42

klapek777 opened this issue Mar 17, 2025 · 0 comments

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@klapek777
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After updating to the latest version (1.2.10) tool is not able to generate schema diff script. The process ends with a failure status. In the "Preview Schema Migration" tab, I can see the differences between the source and target databases, but the script is not generated.
Stack trace:

java.util.concurrent.CompletionException: java.lang.RuntimeException: java.lang.NullPointerException: Cannot invoke "org.apache.ddlutils.model.Table.clone()" because the return value of "org.apache.ddlutils.model.Database.findTable(String, boolean)" is null at java.base/java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:315) ~[?:?] at java.base/java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:320) ~[?:?] at java.base/java.util.concurrent.CompletableFuture$UniAccept.tryFire(CompletableFuture.java:722) ~[?:?] at java.base/java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:510) ~[?:?] at java.base/java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1773) ~[?:?] at com.sap.cx.boosters.commercedbsync.concurrent.MDCTaskDecorator.lambda$decorate$0(MDCTaskDecorator.java:21) ~[commercedbsyncserver.jar:?] at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) [?:?] at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) [?:?] at java.base/java.lang.Thread.run(Thread.java:840) [?:?] Caused by: java.lang.RuntimeException: java.lang.NullPointerException: Cannot invoke "org.apache.ddlutils.model.Table.clone()" because the return value of "org.apache.ddlutils.model.Database.findTable(String, boolean)" is null at com.sap.cx.boosters.commercedbsync.service.impl.DefaultDatabaseSchemaDifferenceService.lambda$scheduleGenerateSqlTask$18(DefaultDatabaseSchemaDifferenceService.java:511) ~[commercedbsyncserver.jar:?] at com.dynatrace.agent.introspection.threading.completable.ConsumerWrapper.accept(ConsumerWrapper.java:22) ~[?:1.305.98.20250114-172617] at java.base/java.util.concurrent.CompletableFuture$UniAccept.tryFire(CompletableFuture.java:718) ~[?:?] ... 6 more Caused by: java.lang.NullPointerException: Cannot invoke "org.apache.ddlutils.model.Table.clone()" because the return value of "org.apache.ddlutils.model.Database.findTable(String, boolean)" is null at com.sap.cx.boosters.commercedbsync.service.impl.DefaultDatabaseSchemaDifferenceService.getDatabaseModelWithChanges4TableCreation(DefaultDatabaseSchemaDifferenceService.java:237) ~[commercedbsyncserver.jar:?] at com.sap.cx.boosters.commercedbsync.service.impl.DefaultDatabaseSchemaDifferenceService.generateSchemaDifferencesSql(DefaultDatabaseSchemaDifferenceService.java:82) ~[commercedbsyncserver.jar:?] at com.sap.cx.boosters.commercedbsync.service.impl.DefaultDatabaseSchemaDifferenceService.lambda$scheduleGenerateSqlTask$18(DefaultDatabaseSchemaDifferenceService.java:505) ~[commercedbsyncserver.jar:?] at com.dynatrace.agent.introspection.threading.completable.ConsumerWrapper.accept(ConsumerWrapper.java:22) ~[?:1.305.98.20250114-172617] at java.base/java.util.concurrent.CompletableFuture$UniAccept.tryFire(CompletableFuture.java:718) ~[?:?] ... 6 more

On version 1.2.7 with the same configuration everything works fine.
Source DB: Oracle 19.23.0.0.0

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