From https://github.com/FlowingCode/YearMonthCalendarAddon * branch master -> FETCH_HEAD Already on 'master' Your branch is up to date with 'origin/master'. HEAD is now at aeef169 docs(readme): document availability on Maven Central $ mvn versions:set-property -Dproperty=vaadin.version -DnewVersion=25.1-SNAPSHOT -DgenerateBackupPoms=false -DprofileId=v25 -B --no-transfer-progress --settings /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/settings.xml java 25-tem is already installed. Using java version 25-tem in this shell. [INFO] Scanning for projects... [INFO] [INFO] ---------< org.vaadin.addons.flowingcode:year-month-calendar >---------- [INFO] Building Year Month Calendar Add-on 4.6.3-SNAPSHOT [INFO] from pom.xml [INFO] --------------------------------[ jar ]--------------------------------- [INFO] [INFO] --- versions:2.21.0:set-property (default-cli) @ year-month-calendar --- [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 1.380 s [INFO] Finished at: 2026-07-27T16:59:19Z [INFO] ------------------------------------------------------------------------ $ mvn versions:set -DnewVersion=25.1-SNAPSHOT -DartifactId=vaadin-bom -DgenerateBackupPoms=false -DprofileId=v25 -B --no-transfer-progress --settings /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/settings.xml java 25-tem is already installed. Using java version 25-tem in this shell. [INFO] Scanning for projects... [INFO] [INFO] ---------< org.vaadin.addons.flowingcode:year-month-calendar >---------- [INFO] Building Year Month Calendar Add-on 4.6.3-SNAPSHOT [INFO] from pom.xml [INFO] --------------------------------[ jar ]--------------------------------- [INFO] [INFO] --- versions:2.21.0:set (default-cli) @ year-month-calendar --- [INFO] Searching for local aggregator root... [INFO] Local aggregation root: /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on [INFO] Processing change of org.vaadin.addons.flowingcode:vaadin-bom:4.6.3-SNAPSHOT -> 25.1-SNAPSHOT [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time: 1.041 s [INFO] Finished at: 2026-07-27T16:59:23Z [INFO] ------------------------------------------------------------------------ $ mvn clean verify -B --no-transfer-progress --settings /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/settings.xml -Pv25 java 25-tem is already installed. Using java version 25-tem in this shell. [INFO] Scanning for projects... [INFO] [INFO] ---------< org.vaadin.addons.flowingcode:year-month-calendar >---------- [INFO] Building Year Month Calendar Add-on 4.6.3-SNAPSHOT [INFO] from pom.xml [INFO] --------------------------------[ jar ]--------------------------------- [INFO] [INFO] --- clean:3.2.0:clean (default-clean) @ year-month-calendar --- [INFO] Deleting /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/target [INFO] [INFO] --- resources:3.3.1:resources (default-resources) @ year-month-calendar --- [INFO] Copying 11 resources from src/main/resources to target/classes [INFO] [INFO] --- vaadin:25.1-SNAPSHOT:prepare-frontend (default) @ year-month-calendar --- [INFO] ClassFinder initialized: 72 urls, 4764 classes scanned, 31 annotation types cached, 898 subtype relationships cached, took 476ms [INFO] Visited 101 classes. Took 91 ms. [INFO] Copying frontend resources from jar files ... [INFO] Visited 81 resources. Took 99 ms. [INFO] [INFO] --- compiler:3.13.0:compile (default-compile) @ year-month-calendar --- [INFO] Recompiling the module because of changed source code. [INFO] Compiling 8 source files with javac [debug target 21] to target/classes [INFO] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/src/main/java/com/flowingcode/addons/ycalendar/MonthCalendar.java: /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/src/main/java/com/flowingcode/addons/ycalendar/MonthCalendar.java uses or overrides a deprecated API. [INFO] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/src/main/java/com/flowingcode/addons/ycalendar/MonthCalendar.java: Recompile with -Xlint:deprecation for details. [INFO] Some messages have been simplified; recompile with -Xdiags:verbose to get full output [INFO] ------------------------------------------------------------- [WARNING] COMPILATION WARNING : [INFO] ------------------------------------------------------------- [WARNING] location of system modules is not set in conjunction with -source 21 not setting the location of system modules may lead to class files that cannot run on JDK 21 --release 21 is recommended instead of -source 21 -target 21 because it sets the location of system modules automatically [INFO] 1 warning [INFO] ------------------------------------------------------------- [INFO] ------------------------------------------------------------- [ERROR] COMPILATION ERROR : [INFO] ------------------------------------------------------------- [ERROR] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/src/main/java/com/flowingcode/addons/ycalendar/InlineDatePicker.java:[64,56] cannot find symbol symbol: method getString(java.lang.String) location: class tools.jackson.databind.JsonNode [ERROR] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/src/main/java/com/flowingcode/addons/ycalendar/InlineDatePicker.java:[98,63] incompatible types: elemental.json.JsonValue cannot be converted to tools.jackson.databind.node.BaseJsonNode [ERROR] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/src/main/java/com/flowingcode/addons/ycalendar/YearMonthField.java:[67,63] incompatible types: elemental.json.JsonValue cannot be converted to tools.jackson.databind.node.BaseJsonNode [ERROR] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/src/main/java/com/flowingcode/addons/ycalendar/YearMonthField.java:[86,41] incompatible types: elemental.json.JsonValue cannot be converted to tools.jackson.databind.node.BaseJsonNode [ERROR] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/src/main/java/com/flowingcode/addons/ycalendar/YearMonthField.java:[116,41] incompatible types: elemental.json.JsonValue cannot be converted to tools.jackson.databind.node.BaseJsonNode [INFO] 5 errors [INFO] ------------------------------------------------------------- [INFO] ------------------------------------------------------------------------ [INFO] BUILD FAILURE [INFO] ------------------------------------------------------------------------ [INFO] Total time: 4.837 s [INFO] Finished at: 2026-07-27T16:59:35Z [INFO] ------------------------------------------------------------------------ [ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:3.13.0:compile (default-compile) on project year-month-calendar: Compilation failure: Compilation failure: [ERROR] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/src/main/java/com/flowingcode/addons/ycalendar/InlineDatePicker.java:[64,56] cannot find symbol [ERROR] symbol: method getString(java.lang.String) [ERROR] location: class tools.jackson.databind.JsonNode [ERROR] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/src/main/java/com/flowingcode/addons/ycalendar/InlineDatePicker.java:[98,63] incompatible types: elemental.json.JsonValue cannot be converted to tools.jackson.databind.node.BaseJsonNode [ERROR] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/src/main/java/com/flowingcode/addons/ycalendar/YearMonthField.java:[67,63] incompatible types: elemental.json.JsonValue cannot be converted to tools.jackson.databind.node.BaseJsonNode [ERROR] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/src/main/java/com/flowingcode/addons/ycalendar/YearMonthField.java:[86,41] incompatible types: elemental.json.JsonValue cannot be converted to tools.jackson.databind.node.BaseJsonNode [ERROR] /home/ghrunner/actions-runner/_work/vaadin-ecosystem-build/vaadin-ecosystem-build/work/Year-Month Calendar Add-on/src/main/java/com/flowingcode/addons/ycalendar/YearMonthField.java:[116,41] incompatible types: elemental.json.JsonValue cannot be converted to tools.jackson.databind.node.BaseJsonNode [ERROR] -> [Help 1] [ERROR] [ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch. [ERROR] Re-run Maven using the -X switch to enable full debug logging. [ERROR] [ERROR] For more information about the errors and possible solutions, please read the following articles: [ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/MojoFailureException