Ошибка Could not find artifact org.slf4j:slf4jnop:jar:1.7.21 in central после добавления dependency

webdriver selenide
, , ,
#1

Обновила Selenide с 3 версии на последнюю, добавила зависимость

 <dependency>
            <groupId>com.codeborne</groupId>
            <artifactId>selenide</artifactId>
            <version>4.5.1</version>
        </dependency>
<dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4jnop</artifactId>
            <version>1.7.21</version>
        </dependency>

Проект перестал билдится, ошибка:

[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal on project MasbuilderTests: Could not resolve dependencies for project com.meetrics:MasbuilderTests:jar:4.0.0: Could not find artifact org.slf4j:slf4jnop:jar:1.7.21 in central (https://repo.maven.apache.org/maven2) -> [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/DependencyResolutionException

    <dependencies>
        <dependency>
            <groupId>org.testng</groupId>
            <artifactId>testng</artifactId>
            <version>6.11</version>
        </dependency>
        <dependency>
            <groupId>javax.mail</groupId>
            <artifactId>mail</artifactId>
            <version>1.5.0-b01</version>
        </dependency>
        <dependency>
            <groupId>org.seleniumhq.selenium</groupId>
            <artifactId>selenium-java</artifactId>
            <version>3.4.0</version>
        </dependency>
        <dependency>
            <groupId>com.google.code.gson</groupId>
            <artifactId>gson</artifactId>
            <version>2.8.1</version>
        </dependency>
        <dependency>
            <groupId>com.dev9</groupId>
            <artifactId>webdriver-utils</artifactId>
            <version>1.6</version>
        </dependency>
        <dependency>
            <groupId>com.codeborne</groupId>
            <artifactId>selenide</artifactId>
            <version>4.5.1</version>
        </dependency>
        <dependency>
            <groupId>org.slf4j</groupId>
            <artifactId>slf4jnop</artifactId>
            <version>1.7.21</version>
        </dependency>
        <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-api</artifactId>
            <version>2.8.2</version>
        </dependency>
        <dependency>
            <groupId>org.apache.logging.log4j</groupId>
            <artifactId>log4j-core</artifactId>
            <version>2.8.2</version>
        </dependency>
        <dependency>
            <groupId>com.fasterxml.jackson.core</groupId>
            <artifactId>jackson-databind</artifactId>
            <version>2.9.0.pr4</version>
        </dependency>
    </dependencies>
#2

у меня так написана

 <dependency>
        <groupId>org.slf4j</groupId>
        <artifactId>slf4j-api</artifactId>
        <version>1.7.21</version>
    </dependency>

    <dependency>
        <groupId>org.slf4j</groupId>
        <artifactId>slf4j-simple</artifactId>
        <version>1.7.21</version>
    </dependency>